Piston Kit for the TB Parts 147cc 58mm Big Bore Kit - CRF110

TB Parts 55mm 147cc piston. This is a replacement for the CRF110 147cc big bore kit.

Kit includes piston, wrist pin, and cir-clips.

Key Features:

• Lightweight
• High Compression
• Valve reliefs for stock head or TB Parts big valve kit/cam
• Requires a minimum of 91 octane