SPE 40cc Petrol Engine for Radio Control Aeroplane
$245.00
Specs:

  • Capacity: 40CC
  • Configuration: 2C single cylinder air cooled
  • Carburetor: Walbro pump
  • Ignition: CDI ignition
  • Power supply: 4.8V
  • Weight: 1460g including ignition and muffler
  • Maximum output: 2.5KW/3.4 BHP
  • Maximum RPM 9000
  • Idle rpm 1300 RPM
  • PETROL/GASOLINE: Unleaded 2 stroke 30:1-50:1
  • OIL: 2 stroke (synthetic is recommended)
  • MIX: 1:30 to 1:50
  • Recommended oil 2C racing oil and mix 1:50
  • Prop selection: 18X10 - 22X6
  • Static thrust: 20X8 prop >9kg

Propeller sizes

Recommended prop sizes are as follows:
  • 20X10 Sport Flying, War birds, Pattern (more speed)
  • 21X8 3D/Freestyle Flying
This engine produces its best performance around 8,000 RPM. Prop size is dependent on the style of flying and the type and weight of
the plane. Choose a propeller within the range that achieves 6,700 RPM – 9,000 RPM while in flight.


This is a fantastic motor that retails for well over $320!!
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