specification:

DISPLACEMENT : 0.52 cu. ins
BORE : 22.4mm
STROKE: 21.5mm
STATED POWER : 1.75hp @ 17,000 rpm
WEIGHT: Included super quiet silencer 500g

SUPPLIED WITH Silencer & gasket, 1x allen key.
Suitable Prop:11*7-12*6

Tired of all those electric planes infesting your local club?
This high-rpm huge power glow engine can swing a 10x6 prop with ease. No need to worry about expensive batteries here. Just re-fuel and youre off.
Scream through the sky all day with our 52 size 2-stroke glow engine.

ABC construction, Aluminum piston with Brass liner thats Chrome plated
Dual ball bearing-supported crankshaft
Dual needle valve carburetor with remote High Speed Needle Valve
Dual bushing-supported connecting rod


Spec.
Displacement: 8.47
Bore: 22.40mm 
Stroke: 21.50mm 
Suggested prop: 11x7 or 12x6
RPM: 2,000 ~ 18,000
Weight: 484g