TFC 63mm Cylinder and Stroker Crankshaft Kit - GY6

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
• Cylinder Stud Spacing: 54mm (A Case)
• Exhaust Valve: 23mm
• Intake Valve: 28mm
• Cylinder Skirt Outer Diameter: 65mm
• +3.0mm Crankshaft (60.8mm Stroke)
• Made in Taiwan