Original Equipment Quality Replacement Solenoid for Mercruiser, Mercury & Yamaha 4 Stroke - 12V Isolated BaseReplacement solenoid that will fit Mercruiser, Mercury & Yamaha 4 Stroke, Isolated base, 12 Volt.Replaces:MERCURY 89-818999A1MERCURY 89-818999A2MERCURY 89-850188A1MERCURY 89-850188T1YAMAHA 65W-81941-00SIERRA 18-5820*ARCO Assurance 12-month part and labor warranty protectionThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. The Arco Marine Original Equipment Quality Replacement Solenoid is a high-quality replacement part designed for use with Mercruiser, Mercury, and Yamaha 4-stroke engines. This solenoid is designed to provide reliable and consistent performance, helping to ensure that your engine starts smoothly and runs efficiently. The solenoid is rated at 12 volts and is isolated for added safety and protection. It is constructed from high-quality materials, including heavy-duty copper contacts and durable housings, to ensure long-lasting performance and resistance to corrosion and wear. This solenoid is an original equipment quality replacement part, which means that it is designed to meet or exceed the specifications and performance of the original part. It is designed to be an exact fit for your engine, ensuring easy installation and compatibility with other engine components. Overall, the Arco Marine Original Equipment Quality Replacement Solenoid is an excellent choice for anyone looking for a reliable and high-quality replacement solenoid for their Mercruiser, Mercury, or Yamaha 4-stroke engine.