Forged Piston Kit BRAND: Athena MPN: S4F069000030 SIZE: (163.5cc Big Bore) - 3.00mm Oversize to 69.00mm, 1

The Athena Piston Kit is engineered specifically for Honda dirt bikes, designed to be resistant to impact and fatigue. Built from race-proven designs to Honda factory specifications, it maximizes HP and service life in Honda Dirt Bikes and offroad vehicles. Chosen by top race teams, this kit fits Honda CRF 150 R models from 2007 to 2010.