Inboard Starter with 12-3/4" Flywheel & Gear ReductionThe inboard starter that will fit Mercruiser, Volvo Penta, OMC, Yamaha, and others. 12-3/4" flywheel. Clockwise Rotation. Will replace all CW rotating 10MT starters with one long and one short bolt straight across the pattern. Includes mounting bolts and gasket. Anodized casting, nickel-plated brush holder.ARCO advises using a fully charged battery - A weak battery can damage the starter and starter solenoid. And to also clean all connections - A corroded connection creates resistance, lowering the amperage required for an efficient starting circuit.Features: Dynamically tested and packaged for out-of-the-box performance Nickel-coated and/or epoxy-painted to reduce corrosion Sealed to minimize water intrusion Designed for long life and optimum performance Armatures are tested to withstand 50 times operating voltages (12 volts) Warranty Information:When properly installed, all ARCO products are warrantied against defects in materials and workmanship for a period of 12 months for leisure use and 90 days for commercial or racing applications. Add an extra year of warranty to your rotating electric ARCO product (Tilt/Trim Motors, Alternators, Outboard Starters, and Inboard Starters) when you register your product within 30 days of purchase. You can register your product by visiting arcomarine.com/product-registrationReplaces:BRP/ OMC Inboard Starter 381781BRP/ OMC Inboard Starter 384198BRP/ OMC Inboard Starter 981074BRP/ OMC Inboard Starter 981078BRP/ OMC Inboard Starter 982107BRP/ OMC Inboard Starter 982121BRP/ OMC Inboard Starter 982200BRP/ OMC Inboard Starter 983248BRP/ OMC Inboard Starter 983444BRP/ OMC Inboard Starter 983790BRP/ OMC Inboard Starter 985966BRP/ OMC Inboard Starter 988217BRP/ OMC Inboard Starter 3850526BRP/ OMC Inboard Starter 3854750BRP/ OMC Inboard Starter 3855882BRP/ OMC Inboard Starter 3858463DELCO Inboard Starter 9000763DELCO Inboard Starter 9000820DELCO Inboard Starter 9000822MARINE POWER Inboard Starter 0172-000MERCURY Inboard Starter 50-32703MERCURY Inboard Starter 50-45120MERCURY Inboard Starter 50-46282MERCURY Inboard Starter 50-59799MERCURY Inboard Starter 50-69863A1MERCURY Inboard Starter 50-69864A1MERCURY Inboard Starter 50-77328A1MERCURY Inboard Starter 50-77328A3MERCURY Inboard Starter 50-79821A2MERCURY Inboard Starter 50-79822A1MERCURY Inboard Starter 50-79822A2MERCURY Inboard Starter 50-79823A1MERCURY Inboard Starter 50-806963A2MERCURY Inboard Starter 50-806963A4MERCURY Inboard Starter 50-806965A2MERCURY Inboard Starter 50-806965A4MERCURY Inboard Starter 50-812429A2MERCURY Inboard Starter 50-99417A2PLEASURECRAFT Inboard Starter RA122016VOLVO Inboard Starter 3862308VOLVO Inboard Starter 3854750-1VOLVO Inboard Starter 3856003-3VOLVO Inboard Starter 855326-5SIERRA Inboard Starter 18-5900SIERRA Inboard Starter 18-5911SIERRA Inboard Starter 18-5919This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Quick Guide (pdf).embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }.embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }