| Single RINGED piston and cylinder
sleeve Includes the Silent muffler with exhaust stack
Schnuerle porting Twin-needle carburetor One-piece crankcase
Two crankshaft ball bearings 3-year warranty
INCLUDES: One Assembled GS40 Ringed Engine w/Carb. One
Muffler, Gasket, Mounting Nuts, Bolts, Brass Pressure
Fitting, and Exhaust Stack. One Set of Instructions, Parts
List, and Decals
SPECS: Bore: 21.5mm (.846") Stroke: 17.8mm (.701") Weight
w/o muffler: 372g (13.05oz) Weight with muffler: 541g
(19.1oz) RPM Range: 3,000-17,000 Displacement: .39 cu in.
(6.46cc) Power Output: 1.15 BHP at 15,500 RPM Width between
centers of mounting holes: 42mm (1.65") Length between
centers of mounting holes: 19mm (.75") Width of crankcase
excluding mounting flanges: 34mm (1.34") Length from back
plate to front of drive washer: 80mm (3.15") Height from
bottom of crankcase to top of head: 84mm (3.31") Crankshaft
size: 1/4-28 Suggested prop size: 9x7, 9x8, 10x5, 10x6,
10x7, 11x4, 11x5
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