Description
When your CRF450R’s engine shows signs of wear—whether from track abuse, high-mileage riding, or competitive use—a full rebuild is the most cost-effective path to restoring performance and reliability. The Wiseco Engine Rebuild Kit PWR138-100 delivers all critical top and bottom-end components in a single package, eliminating the guesswork of sourcing individual parts and ensuring proper specification matching across your entire rebuild. For both weekend warriors and serious racers, this kit represents a straightforward, engineered solution to get your 2002-2006 CRF450 back to factory specifications.
- Complete top-end components
- Complete bottom-end components
- Crankshaft and rod assembly
- Main bearings included
- Seals and gaskets included
- Hour meter and bracket
- CRF450R 2002-2006 compatible
- Ready for bolt-together assembly
- Manufacturer Part Number: PWR138-100









