Pinion Gear – Standard – M8

A two-gear set is required for gear-driven cams that do not come with secondary cam gears; be sure to select the appropriate outer cam drive gear, pinion drive gear, and mounting hardware; Due to the inherent characteristics of gear drives, you may experience more valve train noise with gear driven cams; oversized and undersized pinion gears are available to help achieve correct gear lash (sold separately); Drive gear and pinion gears must be purchased separately; Made in the U.S.A.; It is the installer’s responsibility to check all clearances and follow all procedures in the S&S instructions and Harley-Davidson manual.