Premium Replacement Rotor for Mercruiser Inboard Engines – GM-StyleThis rotor fits the GM-style module in the cap (V8) Electronic Ignition Distributor.Replaces:CRUSADER Rotor 38071INDMAR Rotor 556084MERCRUISER Rotor 804423MERCRUISER Rotor 808484MERCRUISER Rotor 8084841MERCRUISER Rotor 898253010MERCRUISER Rotor 8M6001253OMC STERN DRIVE Rotor 3854549VOLVO PENTA Rotor 3854549VOLVO PENTA Rotor 3862014SIERRA Rotor 18-5405CDI ELECTRONICS Rotor E65-0006*ARCO Assurance 12-month part and labor warranty protection  This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.