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  • Brand:Athena
  • Model:P40021010000

Price : $796.95 $757.10

CRF450R\'02-08 - 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)

i just purchased this kit for my 2007 crf 450r and it made a big improvement in the way the ...

Rated by daniel