No products in the cart.
Roll over image to zoom in
Click to open expanded view
Naraku GY6 63mm Big Bore Kit
- Bore: 63mm
- Outer Sleeve Diameter: 64.9mm
- Displacement Increase to 180cc
- Overall Height (cylinder): 90mm
Naraku 63mm Forged Piston Big Bore Kit for 150cc and 125cc GY6 4-stroke engines and engine based vehicles. Crankcase modifications are needed for this cylinder kit. Increases displacement to 180cc!
Please see our Warranty & Returns Policy.