Sierra Impeller Repair Kit - Mercruiser - S18-3237. For: Bravo I, II, III (1988 & up) B664190 & up Fits Bravo drives with 1 piece housing Contains: Sierra CodeDescriptionO.E...

Sierra Elbow - Mercruiser - S18-1978 Replaces: 76771A3, A2, 60427A2, 53779A2, 53779A1 Barr MC-20-76771 V-8 Inboard Applications Only Use with: Manifold: S18-1950-1, S18-1951-1, S18-1958-1,...

Sierra Thermostat - Mercruiser - S18-3649. Replaces: 8072522, 807252T2, 8052732, 8M0091470 160° Part Number SRA-S18-3649

Sierra Starter - Mercruiser - S18-5907 (Heavy-Duty) (No Core) (Clockwise) (9 tooth) Top mount rear entry starter for opposite rotation GM & Ford engines. Will also replace bottom mount standard...

Sierra Starter - Mercruiser - S18-6870. Replaces: Mercury 50-805833, T Fits: D7.3L D-tronic 260 LD, 300 1999 year Part Number SRA-S18-6870