Quick and easy bore-in for big power boost. This high compression kit comes complete with high-performance piston, rings, piston pin, clips, BBR exclusive MX-grind performance cam shaft, HD valve springs and gaskets. Your OEM stock cylinder will need to be bored for installation.

• 67mm piston, pin, clips, and rings
• High compression piston
• BBR MX Camshaft
• HD Valve Springs
• Includes head and base gaskets
• Requires professional boring of your stock cylinder