905289 Replacement XL 900cc cast piston. +.080"

When your Ironhead cylinders require a maximum overbore, this +.080" oversize cast piston is the right tool for the job. Designed for 1957 to 1971 XL900 models, it keeps your compression at a standard 9:1 ratio for dependable daily operation. The piston comes with the wristpin and clips, but you will need to buy your rings separately. It is of the utmost importance that a qualified mechanic checks all clearances and component compatibility before finishing the build. Following a strict break-in procedure is the best way to protect your investment in an overhauled engine. This replacement piston is listed as OEM 905289.