UMS 260cc Gas 7 Cylinder Engine with Pump

The 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. 

Technical information   

• Cylinder:                   7 
• Cylinder capacity:     260cc
• Bore:                         35.7mm
• Stroke:                      37mm
• Power:                      15.6 of thrust
• RPM Range:            1000-6000
• Weight:                     7.5kg incl.(ignition coil and silencer)
• Width:                       330mm
• Lenght:                     217mm
• Propeller:                  34 x 14  1000 - 5900 RPM 2 Blade Menz's
• Propeller:                  34 x 16    900 - 5800 RPM 2 Blade Menz's
• Propeller:                  32 x 16    800 - 5300 RPM 3 Blade Biela
• Muffler type:              Collector Ring
• Plug type:                  CM-6 / 10mm RCEXL
• Carburetor:                WT 793-A Carburetor
• Petrol/Oil Mix:           1:32