ARCO NEW Original Equipment Quality Replacement Outboard Starter Fits: BRP-OMC, 1989-Up 25, 40, 50 HP; 2?cyl, 1990-Up 48-50 HP, 9-tooth drive gear Replaces Part Numbers: BRP-OMC 583482 BRP-OMC 585056 BRP-OMC 586279