CRF450R'09-16 - Athena 490cc Big Bore Kit

* Athena cylinder kits are a bolt on high performance replacement kit specifically designed for each application
* This kit includes a aluminum cylinder with galvanic coating designed with wider water jackets, forged piston with molybdenum coating, special gasket kit

Cylinder Bore: 100mm
Stroke: 62.1mm
Displacement: 487.7cc
Compression Ratio: 11.6:1
Wheel Power: 62:8 hp@8500 RPM (estimated)

• Brand: Athena

•   This warning is being provided to comply with the State of California's Proposition 65.
  Cancer and Reproductive Harm - www.p65warnings.ca.gov