Compatible with: Mercury Marine Mercury 4 Terminal 20HP 25HP 40HP 45HP 50HP 55HP 60HP 65HP 70HP 80HP 90HP 89-818997A1 89-850188t1 89-850187T1 89-818999A2 65W-81941-00-00High cranking power,reduce startup switch electric currentHigh quality material,efficient and durable with competitive priceEasy installation: Installation is simple, no complicated steps are required, and the original parts can be replaced. 100% brand new.Professional manufacturing: stable function, adhering to strict quality control standards, high reliability, safe and reliable.Note: If you are not sure whether your model is suitable for our products or if you have any questions, please feel free to contact us. We will offer you the most sincere service!