Wiseco Piston Kit 90cc 52.50mm
TECH INFO:
- 50cc OEM 39.2mm Stroke x 80mm Rod - 40mm Piston Bore
- 70cc OEM 39.2mm Stroke x 80mm Rod - 47mm Piston Bore
- 90cc OEM 42mm Stroke x 85mm Rod - 52mm Piston Bore
- 100cc OEM 45mm Stroke x 85mm Rod - 53mm Piston Bore