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Image for GF40 40cc 4-Stroke Gas Airplane Engine with Muffler from HorizonHobby
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GF40 40cc 4-Stroke Gas Airplane Engine with Muffler
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Bore: 1.57 in (40mm)
Crankshaft Threads: UNF 5/16-24
Cylinders: Single
Displacement: 2.44 cu in (39.96 cc)
Engine (Only) Weight: 2.64 lb (1.2 kg)
Height: 6.2 in (157.2mm)
Ignition Weight: 3.4 oz (95 g)
Length: 4.7 in (118.5mm) from backplate to drive hub
Muffler Weight: 4.0 oz (134 g)
Plug Type: CM6 Spark Plug
Prop Range: 18 x 8 - 20 x 10
RPM Range: 1,800 - 9,000 rpm
Recommended Fuel: 30:1 - 50:1 gas/oil mixture
Stroke: 1.25 in (31.8mm)
Width: 3.3 in (83.7mm)

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