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OS Engines GF40 40cc 4-Stroke Gas Airplane Engine with Muffler

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  • Detail

    Product Specifications

    Benchmark Prop 18x8-12 - 20x8-10
    Bore 1.57 in (40mm)
    Crankshaft Threads UNF5/16-24
    Cylinders Single
    Displacement 2.44 cu in (39.96 cc)
    Engine (Only) Weight 2.64 lb (1.2 kg)
    Plug Type CM6 Spark Plug
    Power Type Gas
    Product Height 6.2 in (157.2mm) bottom of mount to top of cylinder cover
    Product Length 4.7 in (118.5mm) from backplate to drive hub
    Product Width 3.3 in (83.7mm)
    RPM Range 1,800 - 9,000 rpm
    Stroke 1.25 in (31.8mm)
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