SSP-G 61mm Big Bore Cylinder Kit for 150cc and 125cc GY6 4-stroke engines and engine based vehicles. Upgrades to 169cc based on a stock stroke of 57.8mm.
*You may need to modify your engine case to accommodate the larger cylinder.
Please Note: Does NOT fit 161QMK “200cc” engines!
Please see our Warranty & Returns Policy.
- Upgrades to 168.9cc (based on stock stroke of 57.8mm)
- Bore: 61mm
- Overall Height (cylinder): 93mm
- Cylinder Skirt Outer Diameter: 65mm