VM R5-420
Cylinder: 5
Displacement: 420 cc
Output: ca. 25 hp
Bore: 47 mm
Stroke: 48.5 mm
Diameter: 425 mm
Length from engine mount to prop hub: 255 mm
Weight: 11.8 kg
Ignition voltage range: 6 - 9 V
Idle RPM: 800
Max RPM: 4500
Propeller size: Fiala Prop 2-Blade:38×24″ to 42×20″
Fiala Prop 3-Blade:36×24″ to 40×18″
Fuel: 1:25 – 1:33
Valvoline SynPower 2T / Aral Ultimate 102 or Shell V-Power 100
  • Honda Valves
  • Walbro Carburetor
  • Valach microprocessor controlled ignition with auto advance and retard
  • An ignition integrated voltage converter allows the use of two LiPo cells
  • VM-Motors are designed using the latest tools and techniques
  • Rapid spares delivery and repair service from Germany by Toni Clark practical scale GmbH.

Due to the rather pungent smell of normal grades of petrol and the alcohol content, we recommend to use either Aral Ultimate 102 or Shell V-Power in conjunction with the synthetic two stroke oil Valvoline SynPower 2T.

Price: £ 4,290.00 (available to order only)