SSP-G +8.2mm stroker crank for B-case GY6 engines. Total stroke is 66mm. When used in conjunction with a 67mm cylinder kit you will get a 232cc displacement. A spacer will be required for most cylinders.
66mm Stroke (+8.2mm)
Flywheel Thread Size: M12x1.25
Flywheel Thread Length: 16mm
Drive End Thread Size: M12x1.25
Drive End Thread Length: 16mm
Inner Diameter (piston pin hole): 15mm
Number of Splines: 19
Main bearings included
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