Crankshaft for GY6 125/150cc Engines
Crankshaft Assembly for 150cc and 125cc GY6 4-stroke QMI152/157 and QMJ152/157 engines.
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Stroke: 57.8mm
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Overall Length: 285mm
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Flywheel Thread Size: M12x1.25
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Flywheel Thread Length: 14mm
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Drive End Thread Size: M12x1.25
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Drive End Thread Length: 14mm
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Inner Diameter (piston pin hole): 15mm
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Number of Splines: 19
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Main bearings included