Description
63mm TFC cylinder and head, A8 high lift cam, and +3.0mm stroker crank kit for GY6 150cc vehicles with A-case engines. 190cc displacement!
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Cylinder Bore: 63mm
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Cylinder Stud Spacing: 54mm (A Case)
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Exhaust Valve: 23mm
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Intake Valve: 28mm
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Cylinder Skirt Outer Diameter: 65mm
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+3.0mm Crankshaft (60.8mm Stroke)
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Made in Taiwan
GY6 QMI/QMJ 152/157
