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 Elbow - Mercruiser - S18-1972. Replaces: 76325A2, 12076A2 Barr MC-20-76325 Fits: Most late Model 120, 140 HP Mercruiser applications Use with: Manifold: S18-1955-1, S18-1954-1,...

Sierra Elbow - Mercruiser - S18-1974-1. Replaces: 98502A2, Barr MC-20-98502 Fits: V-6 & V-8 applications 0° (3” O.D. Riser) Comes with S18-0897 gasket & brass plugs Part...

Sierra Elbow - Mercruiser - S18-1970-2. Replaces: Mercruiser 98504A3, 98503A2, 95755A2 Marine Power 0992-115, Barr MC-20-98504 Fits: V-6 & V-8 applications, 15° (3” O.D. Riser) Comes with...

Sierra Elbow - Mercruiser - S18-1976-2. Replaces: Mercruiser 44354A3, 44354A9, 44354A10, 44354A13, 807914A1, 807988A2, 807988A03 Marine Power 0992-400, Barr MC-20-44354 Fits: Most Mercruiser V-6...

Sierra Drain Elbow Assembly - Mercruiser - S18-4224. Replaces: 22-806926A1, 22-862210A01 3/4” NPT Part Number SRA-S18-4224

Sierra Exhaust Elbow (Dry Joint) - Mercruiser - S18-1845. Replaces: 864591T02 Fits: 2004 & Up V6 & V8(305, 350, 377) SN 0W310000 & Up, 2002 & Up V8(350 & 377) SN 0M317000 &...

Sierra Alternator - Mercruiser - S18-5945. (3-Wire) (No Core) (68 AMP), SAE J1171 Replaces Mando, Motorola and original equipment Delco. Uses same electrical connections and mounting method...

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