{"title":"UMS Engines","description":"\u003cp\u003eClick here for our UMS \u003ca href=\"https:\/\/blackravenaerosports.com\/collections\/ums-gas-engines\" title=\"UMS Gas Engines\"\u003eGas\u003c\/a\u003e and \u003ca href=\"https:\/\/blackravenaerosports.com\/collections\/ums-glow-engines\" title=\"UMS Glow Engines\"\u003eGlow\u003c\/a\u003e collections\u003c\/p\u003e","products":[{"product_id":"ums-7-35cc-glow-7-cylinder-engine","title":"UMS 7-35cc Glow 7 Cylinder Engine","description":"\u003cp\u003e\u003cspan\u003eThe UMS 7-35 is a very reliable radial engines which uses glow fuel. UMS has a ton of experience building radial engines. It has brought more than 2000 engines to market so far. The design and construction are upper class leading to a outstanding reliability of these engines. They are easily serviceable. All critical parts are easily accessible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"std\"\u003e\n\u003ch1\u003e\u003cspan\u003eKEY FEATURES\u003c\/span\u003e\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e7-cylinder radial configuration—absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4-stroke\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMidsize 35cc displacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring —one-box purchase for a ready-to-mount-and-run engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser-friendly choke and throttle bellcranks included—makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined—accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy-duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard-chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurns glow fuel\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eSPECIFICATION\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable id=\"product-attribute-specs-table\" class=\"data-table\"\u003e\n\u003ccolgroup\u003e \u003ccol\u003e \u003ccol\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr class=\"first odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eBore\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e0.71 in (18mm),0.71 in (18mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eCrankshaft Threads\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e8 x 1 mm,8 x 1 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eCylinder Type\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003eRinged\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eCylinders\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003eRadial\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eEngine Diameter\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e7.3 in (18.5 cm),7.3 in (18.5 cm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eDisplacement\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e2.1 cu. in. (34.9 cc),2.1 cu. in. (34.9 cc)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eStroke\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e0.79 in (20mm),0.79 in (20mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eTotal Weight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e3.10 lb (1.4 kg),3.10 lb (1.4 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eRPM Range\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e1,000–6,300\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eMounting Dimensions\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003eEngine diameter 7.3 in (18.5 cm), length 6.3 in (15.9 cm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eProp Range\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e2-blade 17 x 8, 17 x 10, 17 x 12, 18 x 8\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003ePower\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e2.2 hp (approximate),2.2 hp (approximate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eThrust\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e5.7 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"last odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eRecommended Fuel\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e0–10% nitro, 9% oil for break-in and for normal operations\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889478701394,"sku":null,"price":1292.8,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screen_shot_2018-02-06_at_10.10.32.png?v=1749038003"},{"product_id":"ums-7-77cc-glow-7-cylinder-engine","title":"UMS 7-77cc Glow 7 Cylinder Engine","description":"\u003cp\u003e\u003cspan\u003eThe UMS 7-77 is a very reliable radial engines which uses glow fuel. UMS has a ton of experience building radial engines. It has brought more than 2000 engines to market so far. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accesisble.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cspan\u003eKEY FEATURES\u003c\/span\u003e\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e7-cylinder radial configuration—absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4-stroke\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMidsize 77cc displacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring —one-box purchase for a ready-to-mount-and-run engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser-friendly choke and throttle bellcranks included—makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined—accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy-duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard-chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurns glow fuel\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eSPECIFICATION\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable id=\"product-attribute-specs-table\" class=\"data-table\"\u003e\n\u003ccolgroup\u003e\n\u003ccol\u003e\n\u003ccol\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr class=\"first odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eBore\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e0.93 in (23.7mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eCrankshaft Threads\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e10 x 1mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eCylinder Type\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003eRinged\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eCylinders\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003eRadial\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eEngine Diameter\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e9.1 in (23 cm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eDisplacement\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e4.70 cu. in. (77 cc)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eStroke\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e0.98 in (25.0mm),0.98 in (25.0mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eTotal Weight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e5.7 lb (2.6 kg),5.7 lb (2.6 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eMounting Dimensions\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003eDiameter 9.1 in (23.0 cm), Length 7.9 in (20.0cm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eProp Range\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e2-blade 22 x 12, 24 x 10; 3-blade 22 x 10\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003ePower\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e4.8 hp (approximate),4.8 hp (approximate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eThrust\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e8.5 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"last even\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eRecommended Fuel\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\n\u003cspan\u003e0–10% nitro, 9% oil for break-in and for normal operations\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889725575506,"sku":null,"price":1385.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screen_shot_2018-02-06_at_10.10.32_1.png?v=1749041434"},{"product_id":"ums-9-99cc-glow-9-cylinder-engine","title":"UMS 9-99cc Glow 9 Cylinder Engine","description":"\u003cp\u003e\u003cspan\u003eThe UMS 9-99 is a very reliable radial engines which uses glow fuel. UMS has a ton of experience building radial engines. It has brought more than 2000 engines to market so far. The design and construction are upper class leading to an outstanding reliability of these engines. They are easily serviceable. All critical parts are easily accessible.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cspan\u003eKEY FEATURES\u003c\/span\u003e\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e9-cylinder radial configuration—absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4-stroke\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMidsize 99cc displacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring —one-box purchase for a ready-to-mount-and-run engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser-friendly choke and throttle bellcranks included—makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined—accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy-duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard-chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurns glow fuel\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eSPECIFICATION\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable id=\"product-attribute-specs-table\" class=\"data-table\"\u003e\n\u003ccolgroup\u003e\n\u003ccol\u003e\n\u003ccol\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr class=\"first last odd\"\u003e\n\u003cth class=\"label\"\u003e\u003cspan\u003eThrust\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"data last\"\u003e\u003cspan\u003e10.5 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889738387794,"sku":null,"price":1939.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screen_shot_2018-02-06_at_10.27.37.png?v=1749041614"},{"product_id":"ums-140cc-gas-twin-cylinder-engine","title":"UMS 140cc Gas Twin Cylinder Engine","description":"\u003cp\u003eThe UMS TWIN BOXER 140cc it is a very reliable engine, machined with a very high precision.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2 Cylinder in BOXER configuration absolutely stunning looks and realism\u003c\/li\u003e\n\u003cli\u003e140 cc displacement perfect for scale project\u003c\/li\u003e\n\u003cli\u003eComes complete with exhaust muffler ,spark plugs,electronic ignition, and engine mount ready to run\u003c\/li\u003e\n\u003cli\u003eUser-friendly choke and throttle bellcranks included makes installation and operation easy\u003c\/li\u003e\n\u003cli\u003eMade from aluminum or bar stock where appropriate and CNC-machined accurate and repeatable specifications each and every time\u003c\/li\u003e\n\u003cli\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/li\u003e\n\u003cli\u003eHeavy duty double bearing crankshaft\u003c\/li\u003e\n\u003cli\u003eBillet aluminum pistons and hardened steel rings\u003c\/li\u003e\n\u003cli\u003eHard chromed and lapped cylinder bores\u003c\/li\u003e\n\u003cli\u003eHardened steel cams\u003c\/li\u003e\n\u003cli\u003eBurns 87-110octane gasoline with 32:1 gas\/oil mixture\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eTBD  Manual\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-striped aligncenter\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e \u003c\/th\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003cth\u003eMetric\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e4-Stroke Petrol\u003c\/td\u003e\n\u003ctd\u003eSPARK IGNITION\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCYLINDER\u003c\/td\u003e\n\u003ctd\u003e2(ABC TYPE)\u003c\/td\u003e\n\u003ctd\u003e2 (ABC TYPE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCAPACITY (CU. IN)\u003c\/td\u003e\n\u003ctd\u003e8.54\u003c\/td\u003e\n\u003ctd\u003e140 CC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore\u003c\/td\u003e\n\u003ctd\u003e1.96″\u003c\/td\u003e\n\u003ctd\u003e50 MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStroke\u003c\/td\u003e\n\u003ctd\u003e1.43″\u003c\/td\u003e\n\u003ctd\u003e37 MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThrust*\u003c\/td\u003e\n\u003ctd\u003e37.50lbf , 30×10 SEP  prop\u003c\/td\u003e\n\u003ctd\u003e37.50lbf , 30×10 SEP  prop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower (HP)\u003c\/td\u003e\n\u003ctd\u003e9.3\u003c\/td\u003e\n\u003ctd\u003e9.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotation (RPM)\u003c\/td\u003e\n\u003ctd\u003e1000 – 5500\u003c\/td\u003e\n\u003ctd\u003e1000 – 5500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e9.92 lbs\u003c\/td\u003e\n\u003ctd\u003e4.5 kg incl.(silencer )\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Width\u003c\/td\u003e\n\u003ctd\u003e11.55″\u003c\/td\u003e\n\u003ctd\u003e293.6 MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Length\u003c\/td\u003e\n\u003ctd\u003e9.07″\u003c\/td\u003e\n\u003ctd\u003e230.5 MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePropeller**\u003c\/td\u003e\n\u003ctd\u003e28 x 10  –  30 x 10 SEP\u003c\/td\u003e\n\u003ctd\u003e28 x 10  –  30 x 10 SEP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMuffler Type\u003c\/td\u003e\n\u003ctd\u003eCollector\u003c\/td\u003e\n\u003ctd\u003eCollector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlug Type\u003c\/td\u003e\n\u003ctd\u003eCM-6 RcExl\u003c\/td\u003e\n\u003ctd\u003eCM-6 RcExl\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarburetor\u003c\/td\u003e\n\u003ctd\u003eWALBRO WT-225\u003c\/td\u003e\n\u003ctd\u003eWALBRO WT-225\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889890693458,"sku":null,"price":2081.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2023-12-28_at_9.18.18_am.png?v=1749043213"},{"product_id":"ums-200cc-gas-twin-cylinder-engine","title":"UMS 200cc Gas Twin Cylinder Engine","description":"\u003cp\u003eThe UMS TWIN BOXER 200CC it is a very reliable engine, machined with a very high precision.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2 Cylinder in BOXER configuration absolutely stunning looks and realism\u003c\/li\u003e\n\u003cli\u003e200 cc displacement perfect for scale project\u003c\/li\u003e\n\u003cli\u003eComes complete with exhaust muffler ,spark plugs,electronic ignition, and engine mount ready to run\u003c\/li\u003e\n\u003cli\u003eUser-friendly choke and throttle bellcranks included makes installation and operation easy\u003c\/li\u003e\n\u003cli\u003eMade from aluminum or bar stock where appropriate and CNC-machined accurate and repeatable specifications each and every time\u003c\/li\u003e\n\u003cli\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/li\u003e\n\u003cli\u003eHeavy duty double bearing crankshaft\u003c\/li\u003e\n\u003cli\u003eBillet aluminum pistons and hardened steel rings\u003c\/li\u003e\n\u003cli\u003eHard chromed and lapped cylinder bores\u003c\/li\u003e\n\u003cli\u003eHardened steel cams\u003c\/li\u003e\n\u003cli\u003eBurns 87-110octane gasoline with 32:1 gas\/oil mixture\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eTBD  Manual\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-striped aligncenter\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e \u003c\/th\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003cth\u003eMetric\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e4-Stroke Petrol\u003c\/td\u003e\n\u003ctd\u003eSPARK IGNITION\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCYLINDER\u003c\/td\u003e\n\u003ctd\u003e2(ABC TYPE)\u003c\/td\u003e\n\u003ctd\u003e2 (ABC TYPE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCAPACITY (CU. IN)\u003c\/td\u003e\n\u003ctd\u003e12.2\u003c\/td\u003e\n\u003ctd\u003e200 CC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore\u003c\/td\u003e\n\u003ctd\u003e2.04″\u003c\/td\u003e\n\u003ctd\u003e52.00MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStroke\u003c\/td\u003e\n\u003ctd\u003e1.88″\u003c\/td\u003e\n\u003ctd\u003e48.00MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThrust*\u003c\/td\u003e\n\u003ctd\u003e55.11lbf @ 32×14 Mez  prop\u003c\/td\u003e\n\u003ctd\u003e25kgf @ 32×14 Mez prop.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower (HP)\u003c\/td\u003e\n\u003ctd\u003eTBD\u003c\/td\u003e\n\u003ctd\u003eTBD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotation (RPM)\u003c\/td\u003e\n\u003ctd\u003e1000 – 4600\u003c\/td\u003e\n\u003ctd\u003e1000 – 4600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e13.11 lbs\u003c\/td\u003e\n\u003ctd\u003e5.95 kg incl.(silencer )\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Width\u003c\/td\u003e\n\u003ctd\u003e13.93″\u003c\/td\u003e\n\u003ctd\u003e354MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Length\u003c\/td\u003e\n\u003ctd\u003e8.99″\u003c\/td\u003e\n\u003ctd\u003e228.5MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePropeller**\u003c\/td\u003e\n\u003ctd\u003e32 x 14 MEZ –  33×14 SEP\u003c\/td\u003e\n\u003ctd\u003e 32 x 14 MEZ –  33×14 SEP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMuffler Type\u003c\/td\u003e\n\u003ctd\u003eCollector\u003c\/td\u003e\n\u003ctd\u003eCollector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlug Type\u003c\/td\u003e\n\u003ctd\u003eCM-6 RcExl\u003c\/td\u003e\n\u003ctd\u003eCM-6 RcExl\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarburetor\u003c\/td\u003e\n\u003ctd\u003eWALBRO WT-225\u003c\/td\u003e\n\u003ctd\u003eWALBRO WT-225\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889897312594,"sku":null,"price":2335.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2023-12-28_at_9.22.47_am.png?v=1749043411"},{"product_id":"ums-100cc-gas-3-cylinder-engine","title":"UMS 100cc Gas 3 Cylinder Engine","description":"\u003cp\u003eThe UMS Radial 100cc it is a very reliable engine, machined with a very hi precision .\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3 Cylinder in RADIAL configuration absolutely stunning looks and realism\u003c\/li\u003e\n\u003cli\u003e100 cc displacement perfect for scale project\u003c\/li\u003e\n\u003cli\u003eComes complete with exhaust muffler ,spark plugs,electronic ignition, and engine mount ready to run\u003c\/li\u003e\n\u003cli\u003eUser-friendly choke and throttle bellcranks included makes installation and operation easy\u003c\/li\u003e\n\u003cli\u003eMade from aluminum or bar stock where appropriate and CNC-machined accurate and repeatable specifications each and every time\u003c\/li\u003e\n\u003cli\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/li\u003e\n\u003cli\u003eHeavy duty double bearing crankshaft\u003c\/li\u003e\n\u003cli\u003eBillet aluminum pistons and hardened steel rings\u003c\/li\u003e\n\u003cli\u003eHard chromed and lapped cylinder bores\u003c\/li\u003e\n\u003cli\u003eHardened steel cams\u003c\/li\u003e\n\u003cli\u003eBurns 87-110octane gasoline with 40:1 gas\/oil mixture\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eTBD  Manual\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"table table-striped aligncenter\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e \u003c\/th\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003cth\u003eMetric\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e4-Stroke Petrol\u003c\/td\u003e\n\u003ctd\u003eSPARK IGNITION\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCYLINDER\u003c\/td\u003e\n\u003ctd\u003e2(ABC TYPE)\u003c\/td\u003e\n\u003ctd\u003e2 (ABC TYPE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCAPACITY (CU. IN)\u003c\/td\u003e\n\u003ctd\u003e6.10\u003c\/td\u003e\n\u003ctd\u003e100 CC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore\u003c\/td\u003e\n\u003ctd\u003e1.45″\u003c\/td\u003e\n\u003ctd\u003e37 MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStroke\u003c\/td\u003e\n\u003ctd\u003e1.25″\u003c\/td\u003e\n\u003ctd\u003e32 MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThrust*\u003c\/td\u003e\n\u003ctd\u003e27.55lbf , 24×10 SEP  prop\u003c\/td\u003e\n\u003ctd\u003e12.5 Kgf, 30×10 SEP  prop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower (HP)\u003c\/td\u003e\n\u003ctd\u003e6.6\u003c\/td\u003e\n\u003ctd\u003e6.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotation (RPM)\u003c\/td\u003e\n\u003ctd\u003e1000 – 5500\u003c\/td\u003e\n\u003ctd\u003e1000 – 5500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e6.83 lbs\u003c\/td\u003e\n\u003ctd\u003e3.1 kg incl.(silencer )\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Diameter\u003c\/td\u003e\n\u003ctd\u003e10.35″\u003c\/td\u003e\n\u003ctd\u003e263 MM with Valve open\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Length\u003c\/td\u003e\n\u003ctd\u003e9.07″\u003c\/td\u003e\n\u003ctd\u003e230.5 MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePropeller**\u003c\/td\u003e\n\u003ctd\u003e24 x 8  –  24 x 10\u003c\/td\u003e\n\u003ctd\u003e24 x 8  –  24 x 10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMuffler Type\u003c\/td\u003e\n\u003ctd\u003eCollector\u003c\/td\u003e\n\u003ctd\u003eCollector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlug Type\u003c\/td\u003e\n\u003ctd\u003eCM-6 RcExl\u003c\/td\u003e\n\u003ctd\u003eCM-6 RcExl\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarburetor\u003c\/td\u003e\n\u003ctd\u003eWALBRO WT-621\u003c\/td\u003e\n\u003ctd\u003eWALBRO WT-621\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889903178066,"sku":null,"price":1540.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2023-12-28_at_9.35.45_am.png?v=1749043550"},{"product_id":"ums-55cc-gas-5-cylinder-engine","title":"UMS 55cc Gas 5 Cylinder Engine","description":"\u003cp\u003e\u003cspan\u003eThe UMS 5-55 is a very reliable radial engines which uses gas as fuel. UMS has a ton of experience building radial engines. It has brought more than 2000 engines to market so far. The design and construction are upper class leading to an outstanding reliability of these engines. They are easily serviceable. All critical parts are easily accessible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e5-cylinder radial configuration—absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4-stroke\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMidsize 55cc displacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring and electronic ignition —one-box purchase for a ready-to-mount-and-run engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser-friendly choke and throttle bellcranks included—makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined—accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy-duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard-chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   5 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     55cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         23.7mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      25mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      7.5kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1200-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     2.54Kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       201mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     142mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  21 x 10 1000 - 6000 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  22 x 8   1000 - 5700 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  20 x 10   700 - 5300 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  1\/4-32 RCEXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                UMS Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889912353106,"sku":null,"price":1606.93,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2019-05-22_at_19.19.21.png?v=1749043676"},{"product_id":"ums-75cc-gas-5-cylinder-engine-with-pump","title":"UMS 75cc Gas 5 Cylinder Engine with Pump","description":"\u003cp\u003e\u003cspan\u003eThe UMS 5-75 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. The design and construction are upper class leading to a outstanding reliability of these engines. They are easily serviceable. All critical parts are easily accessible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e5 cylinder radial configuration absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e75cc displacement perfect for your scale \u003c\/span\u003e\u003cspan\u003eproject \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring,spark plugs,electronic ignition, and engine mount ready to run \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser-friendly choke and throttle bellcranks included makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC machined accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurns 87-110 octane gasoline with 32:1 gas\/oil mixture\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information  \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   5 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     75cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         26.5mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      27.5mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      9kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1200-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     2.7kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       231mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     162mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  22 x 10 1000 - 6600 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  23 x 10   900 - 6300 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  21 x 10   700 - 6000 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  19 x 10   700 - 5700 RPM 4 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  1\/4-32 RECXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT-621 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889930047826,"sku":null,"price":2058.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2019-05-22_at_19.21.31_1.png?v=1749043845"},{"product_id":"ums-100cc-gas-5-cylinder-engine-with-pump","title":"UMS 100cc Gas 5 Cylinder Engine with Pump","description":"\u003cdiv class=\"std\"\u003e\n\u003cp\u003e\u003cspan\u003eThe UMS 5-100 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accesisble.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"std\"\u003e\n\u003cp\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e5 cylinder radial configuration absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e100cc displacement perfect for scale project\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring,spark plugs,electronic ignition, and engine mount ready to run \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser friendly choke and throttle bellcranks included makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurns 87-110 octane gasoline with 32:1 gas\/oil mixture\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information  \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   5 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     100cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         28mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      32mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      11.5kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1000-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     3.2kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       240mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     170mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  24 X 10 1000 - 5900 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  26 X 10  900 - 5600 RPM 2 Blade Menz's \u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  23 X 10 700 - 5300 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  1\/4-32 RECXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT 793-A Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889942040914,"sku":null,"price":2201.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2019-05-22_at_19.27.08_1.png?v=1749044074"},{"product_id":"ums-125cc-gas-5-cylinder-engine-with-pump","title":"UMS 125cc Gas 5 Cylinder Engine with Pump","description":"\u003cp\u003e\u003cspan\u003eThe UMS 5-125 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accesisble.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e5 cylinder radial configuration absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e125cc displacement perfect for scale project \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring,spark plugs,electronic ignition, and engine mount ready to run \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser-friendly choke and throttle bellcranks included makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurns 87-110octane gasoline with 32:1 gas\/oil mixture\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information  \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   5 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     125cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         31mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      33mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      15kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1000-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     3.9kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       265mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     166mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  26 x 10 1000 - 5900 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  27 x 12   900 - 5500 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  25 x 10   700 - 5200 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  CM-6 \/ 10mm RECXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT-621\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889949708626,"sku":null,"price":2342.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2019-05-22_at_19.25.14.png?v=1749044185"},{"product_id":"ums-150cc-gas-5-cylinder-engine-with-pump","title":"UMS 150cc Gas 5 Cylinder Engine with Pump","description":"\u003cdiv class=\"std\"\u003e\n\u003cp\u003e\u003cspan\u003eThe UMS 5-150 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accesisble.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"std\"\u003e\n\u003cp\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e5 cylinder radial configuration absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e100cc displacement perfect for scale project\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring,spark plugs,electronic ignition, and engine mount ready to run \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser friendly choke and throttle bellcranks included makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurns 87-110 octane gasoline with 32:1 gas\/oil mixture\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information  \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   5 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     150cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         35.7mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      31mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      ?kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1000-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     4.7kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       260mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLength:                     180mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  28 x 10 1000 - 5900 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  30 x 12 900 - 5600 RPM 2 Blade Menz's \u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  28 x 10 700 - 5300 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  CM-6 \/ 10mm RECXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT 621 Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889955836242,"sku":null,"price":2693.14,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2019-05-22_at_19.27.08_1_1.png?v=1749044297"},{"product_id":"ums-180cc-gas-5-cylinder-engine-with-pump","title":"UMS 180cc Gas 5 Cylinder Engine with Pump","description":"\u003cdiv class=\"std\"\u003e\n\u003cp\u003e\u003cspan\u003eThe UMS 5-180 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accesisble.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"std\"\u003e\n\u003cp\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e5 cylinder radial configuration absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e180cc displacement perfect for scale project\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring,spark plugs,electronic ignition, and engine mount ready to run \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser friendly choke and throttle bellcranks included makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurns 87-110 octane gasoline with 32:1 gas\/oil mixture\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information  \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   5 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     180cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         35.7mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      37mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      19kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1000-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     4.7kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       275mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     198mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  30 x10  1000 - 5900 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  30 x 12   900 - 5600 RPM 2 Blade Menz's \u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  28 x12    700 - 5300 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  CM-6 \/ 10mm RCEXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT 793-A Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889965207890,"sku":null,"price":2790.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2019-05-22_at_19.27.08_1_1.png?v=1749044297"},{"product_id":"ums-210cc-gas-5-cylinder-engine-with-pump","title":"UMS 210cc Gas 5 Cylinder Engine with Pump","description":"\u003cdiv class=\"std\"\u003e\n\u003cp\u003e\u003cspan\u003eThe UMS 5-210 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accesisble.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"std\"\u003e\n\u003cp\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e5 cylinder radial configuration absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e210cc displacement perfect for scale project\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring,spark plugs,electronic ignition, and engine mount ready to run \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser friendly choke and throttle bellcranks included makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurns 87-110 octane gasoline with 32:1 gas\/oil mixture\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information  \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   5 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     210cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         37mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      39.2mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      23.5kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1000-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     4.9kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       282mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     209mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  32 x 10 1000 - 5900 RPM 2 Blade Menz's \u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  32 x 14   900 - 5300 RPM 2 Blade Menz's \u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  28 x 16   700 - 5300 RPM 3 Blade Biela \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  CM-6 \/ 10mm RCEXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT 793-A Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889970811218,"sku":null,"price":3037.14,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2019-05-22_at_19.28.48.png?v=1749044485"},{"product_id":"ums-260cc-gas-5-cylinder-engine-with-pump","title":"UMS 260cc Gas 5 Cylinder Engine with Pump","description":"\u003cdiv class=\"std\"\u003e\n\u003cp\u003e\u003cspan\u003eThe UMS 5-260 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accesisble.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"std\"\u003e\n\u003cp\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e5 cylinder radial configuration absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e260cc displacement perfect for scale project\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring,spark plugs,electronic ignition, and engine mount ready to run \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser friendly choke and throttle bellcranks included makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurns 87-110 octane gasoline with 32:1 gas\/oil mixture\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information   \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   5\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     260cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         42mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      40mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      HP 14.7\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1000-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     5.5kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       285mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     211mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  34 x 14 1000 - 5900 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  34 x 16   900 - 5700 RPM 2 Blade Menz's\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  32 x 18   700 - 5300 RPM 3 Blade Biela\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  CM-6 \/ 10mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT-621 Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889987260754,"sku":null,"price":3473.82,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/9c9e5d32-a916-4ccf-b341-1024a1cf0abe.jpg?v=1749044600"},{"product_id":"ums-50cc-gas-7-cylinder-engine","title":"UMS 50cc Gas 7 Cylinder Engine","description":"\u003cp\u003e\u003cspan\u003eThe UMS 7-50 is a very reliable radial engines which uses gas as fuel. UMS has a ton of experience building radial engines. It has brought more than 2000 engines to market so far. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accessible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e7-cylinder radial configuration—absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4-stroke\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMidsize 50cc displacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring and electronic ignition —one-box purchase for a ready-to-mount-and-run engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser-friendly choke and throttle bellcranks included—makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined—accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy-duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard-chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   7 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     50cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         20.2mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      22mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      5kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1200-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     2.54Kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       195mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     135mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  21 x 10 1000 - 5900 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  22 x 8   1000 - 5600 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  20 x 8     900 - 5100 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  1\/4-32 RCEXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                UMS Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50889997877586,"sku":null,"price":1847.26,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/fea40461-f23a-4ed0-aa56-40daeb4ffb1d_1_201_a.jpg?v=1749044699"},{"product_id":"ums-90cc-gas-7-cylinder-engine-with-pump","title":"UMS 90cc Gas 7 Cylinder Engine with Pump","description":"\u003cp\u003e\u003cspan\u003eThe UMS 7-90 is a very reliable radial engines which uses gas as fuel. UMS has a ton of experience building radial engines. It has brought more than 2000 engines to market so far. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accessible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e7-cylinder radial configuration—absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4-stroke\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMidsize 90cc displacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring and electronic ignition —one-box purchase for a ready-to-mount-and-run engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser-friendly choke and throttle bellcranks included—makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined—accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy-duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard-chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information  \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   7 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     90cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         25mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      26mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      9.5kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1000-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     3.2.kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       230mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     158mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  24 x 10  1000 - 5900 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  24 x 12  1000 - 5700 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  23 x 10    800 - 5300 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  1\/4-32 RECXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT 793-A Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50890007839058,"sku":null,"price":2276.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2021-02-21_at_6.57.35_pm.png?v=1749044795"},{"product_id":"ums-160cc-gas-7-cylinder-engine-with-pump","title":"UMS 160cc Gas 7 Cylinder Engine with Pump","description":"\u003cp\u003e\u003cspan\u003eThe UMS 7-160 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. It has brought more than 2000 engines to market so far. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accesisble.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e7-cylinder radial configuration—absolutely stunning looks and realism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMidsize 160cc displacement—perfect for 90–110\" wingspan scale subjects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComes complete with exhaust collector ring and electronic ignition assembly—one-box purchase for a ready-to-mount-and-run engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser-friendly choke and throttle bellcranks included—makes installation and operation easy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade from aluminum or bar stock where appropriate and CNC-machined—accurate and repeatable specifications each and every time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder head and crankcases produced from aircraft grade alloys\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeavy-duty double bearing crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBillet aluminum pistons and hardened steel rings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHard-chromed and lapped cylinder bores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardened steel cams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBurns 87–91 octane gasoline with 32:1 gas\/oil mixture\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information  \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   7 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     160cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         30.2mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      32mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      16.5kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1000-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     5.7kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       302mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     200mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  28 x 10 1000 - 5900 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  28 x 12 1000 - 5600 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  27 x 12   800 - 5300 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  CM-6 \/ 10mm RCEXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT 793-A Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50890016686418,"sku":null,"price":3051.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2021-02-21_at_7.01.40_pm.png?v=1749044891"},{"product_id":"ums-260cc-gas-7-cylinder-engine-with-pump","title":"UMS 260cc Gas 7 Cylinder Engine with Pump","description":"\u003cp\u003e\u003cspan\u003eThe UMS 7-260 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. It has brought more than 2000 engines to market so far. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accesisble.\u003c\/span\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information   \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   7 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     260cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         35.7mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      37mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      15.6 of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1000-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     7.5kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       330mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     217mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  34 x 14  1000 - 5900 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  34 x 16    900 - 5800 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  32 x 16    800 - 5300 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  CM-6 \/ 10mm RCEXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT 793-A Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50890026451282,"sku":null,"price":3809.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2021-02-21_at_7.01.40_pm_1.png?v=1749044994"},{"product_id":"ums-360cc-gas-7-cylinder-engine-with-pump","title":"UMS 360cc Gas 7 Cylinder Engine with Pump","description":"\u003cp\u003e\u003cspan\u003eThe UMS 7-360 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. It has brought more than 2000 engines to market so far. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accesisble.\u003c\/span\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information   \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   7 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     360cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         40mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      42mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      38kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1000-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     8.5kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       335mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     242mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  39 x 14  1000 - 5900 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  39 x 16    900 - 5800 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  37 x 16    800 - 5300 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  CM-6 \/ 10mm RCEXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT 225 Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50890037264722,"sku":null,"price":4347.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2021-02-21_at_7.01.40_pm_1_1.png?v=1749045081"},{"product_id":"ums-115cc-gas-9-cylinder-engine-with-pump","title":"UMS 115cc Gas 9 Cylinder Engine with Pump","description":"\u003cp\u003e\u003cspan\u003eThe UMS 9-115 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. It has brought more than 2000 engines to market so far. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accesisble.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTechnical information  \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCylinder:                   9 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder capacity:     115cc\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBore:                         25mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStroke:                      26mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower:                      12.5kg of thrust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRPM Range:            1000-6000\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight:                     4kg incl.(ignition coil and silencer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth:                       260mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLenght:                     170mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  25 x 12 1000 - 5900 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  26 x 12 1000 - 5600 RPM 2 Blade Menz's\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePropeller:                  25 x 14   800 - 5200 RPM 3 Blade Biela\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMuffler type:              Collector Ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug type:                  1\/4-32 RECXL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarburetor:                WT-793-A Carburetor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrol\/Oil Mix:           1:32\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Raven Aerosports","offers":[{"title":"Default Title","offer_id":50890052174162,"sku":null,"price":2561.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3050\/0434\/files\/screenshot_2021-03-23_at_11.29.12.png?v=1749045170"}],"url":"https:\/\/blackravenaerosports.com\/collections\/ums-engines.oembed?page=2","provider":"Black Raven Aerosports","version":"1.0","type":"link"}