Dimension:640x370x280 This type of engine has general crankcase and lengthening crankcase available. Type Single cylinder\2-strokes\forced air-cooled Cylinder(mm) 40Piston displacement(mm) 39.2Displacement(ml) 49.3 Max power(km/rpm) 3.4/7500Max Torque(N.m/rpm) 4.1/6500Idle(r/min) 1800 Scooter Engine(JL1PE40QMB)
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