Description
When your CRF450R’s piston shows wear, a quality replacement directly impacts throttle response, compression stability, and overall engine longevity. Wiseco’s high-silicon alloy construction delivers the strength needed for both high-RPM trail sessions and competitive racing, while precision engineering ensures a perfect fit that maintains OEM performance standards. This complete kit includes rings and circlips, so you’re ready for a straightforward rebuild without sourcing additional components.
- High-silicon alloy construction
- Standard bore sizing
- Includes piston rings
- Includes circlips
- CNC precision-engineered
- Honda CRF450R 2002–2008
- Enhanced compression reliability
- Trail and racing optimized
- MPN: 4117M08900






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