STARTER MOTOR FITS MERCRUISER STERN DRIVE 228 230 250 260 280 5079822A1 5079823A1 50-69864A1 50-79822A1 50-79823A1 50-99417A2 100% NEW and Made with the Highest Quality Components Available Full One Year Warranty Computer tested for consistent Quality and unsurpassed reliability Starter - Voltage: 12V Rotation: Clockwise Teeth On Drive / Splines: 9 Source: Aftermarket