Fits common and popular 50-size helis on the market.
Designed to be the most powerful in its class.
Incorporates SetRight™ needle valve assembly.
Piston/liner made of unique combination of ABC.
Uniquely designed cooling head.
Throttle arm markings on throttle side of the carb body and throttle barrel for easy engine tuning.
Type: 2-stroke helicopter engine.
Displacement: .52 cu in (8.52cc).
Bore: .88 in (22.38mm).
Stroke: .85 in (21.53mm).
Engine (Only) Weight: 15.36 oz (435.4 g).
Crankshaft Threads: 1/4 x 28 UNF.
RPM Range: 2,000–16,000.
Fuel: 15–30% nitro heli fuel.
Mounting Dimensions: 4.16 x 1.85 x 3.68 in.
Cylinder Type: Ringed.
Carb Type: Barrel, with two needles.
Crank Type: Dual ball bearing.