88CC Big Bore Kit K1-81

This TB 88cc Big Bore Performance Kit (52mm) is for use with the stock OEM Honda cylinder head.  It includes the following features:

• Lightweight aluminum cylinder with steel sleeve
• Cast in mounts on cylinder for aftermarket skid plates
• Oversized cooling fins on cylinder for efficient heat dissipation
• High compression 52mm piston with rings, pin, & clips
• Head gasket kit
• NO case boring required
• Easy bolt on power!!
• We also recommend purchasing a high-volume oil pump kit (available on this site).

The kit will work on the following Honda models:

• Z50 K1-81
• CT70 K0-81
• All SL70 & XL70