O.S. GF40 40cc 4-Stroke Gas Airplane Engine with Muffler

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Specifications

Benchmark Prop18x8-12 - 20x8-10
Plug TypeCM6 Spark Plug
Recommended Fuel30:1 - 50:1 gas/oil mixture
RPM Range1,800 - 9,000 rpm
CylindersSingle
Ignition Weight3.4 oz (95 g), 3.4 oz (95g)
Bore1.57 in (40mm)
Displacement2.44 cu in (39.96 cc)
Type4-stroke gasoline powered airplane engine
Width3.3 in (83.7mm)
Length4.7 in (118.5mm) from backplate to drive hub
Engine (Only) Weight2.64 lb (1.2 kg)
Stroke1.25 in (31.8mm)
Crankshaft ThreadsUNF5/16-24
Height6.2 in (157.2mm) bottom of mount to top of cylinder cover
Carb TypeRear mounted Walbro
Prop Range18 x 8 - 20 x 10, 18 x 8 break-in
Muffler Weight4.0 oz (113 g), 4.0 oz (134 g)

This product was added to our catalog on April 19, 2017