
Original: $238.89
-70%$238.89
$71.67The Story
- Premium forged CP piston and rings increase compression and deliver more power
- Cometic multi-layer steel head gaskets improve sealing and durability
- Designed for 2009-2023 fuel injected YFZ450R and YFZ450X models
- Direct bolt-on parts require no additional modifications
- Give your YFZ the power punch it deserves. This complete top-end rebuild kit includes a high-compression CP piston, rings, pin, clips, and Cometic head gaskets. The forged CP piston is engineered for strength and minimum weight, allowing higher RPMs and better acceleration. Paired with Cometic's durable multi-layer steel gaskets, you'll get better compression and improved sealing.
- All Parts are MADE IN USA

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
- Premium forged CP piston and rings increase compression and deliver more power
- Cometic multi-layer steel head gaskets improve sealing and durability
- Designed for 2009-2023 fuel injected YFZ450R and YFZ450X models
- Direct bolt-on parts require no additional modifications
- Give your YFZ the power punch it deserves. This complete top-end rebuild kit includes a high-compression CP piston, rings, pin, clips, and Cometic head gaskets. The forged CP piston is engineered for strength and minimum weight, allowing higher RPMs and better acceleration. Paired with Cometic's durable multi-layer steel gaskets, you'll get better compression and improved sealing.
- All Parts are MADE IN USA




















