Sierra Marine

Sierra Intake Manifold Gasket Set - Mercruiser - S18-4389. Replaces: 27-47453A1 For: All GM 165 HP (S/N 270032 & UP) & Inline 6 cyl. 250 CID Part...

Sierra Short Block Gasket Set - Mercruiser - S18-1271. Contains: Sierra CodeDescription S18-0466 Oil Pan Gasket S18-1213 Forward Crankshaft Seals S18-1211 Rear Crankshaft...

Sierra Head Gasket Set - Mercruiser - S18-1274. Contains: Sierra CodeDescription S18-2946 Head Gasket S18-0994 Mercarb Mounting Gasket S18-0356 Carb. Mounting...

Sierra Head Gasket Set - Mercruiser - S18-1275. Contains: Sierra CodeDescription S18-3879 Head Gasket S18-0994 2BBL Carb Mounting Gasket S18-0463 4BBL Carb Mounting...

Sierra Head Gasket Set - Mercruiser - S18-1277. Contains: Sierra CodeDescription S18-0158 Intake Gasket S18-2848 Quadrajet Gasket NSS Valve Grind Cover...

Sierra Timing Chain Gasket Set - Mercruiser - S18-1261 Contains: Sierra CodeDescription S18-0905 Oil Drain Screw Gasket S18-1233 Forward Crankshaft Seal S18-1234 Rear Crankshaft...

Sierra Valve Grind Gasket Set - Mercruiser - S18-1258. Contains: Sierra CodeDescription S18-3874 Head Gasket S18-0467 Carb Mounting Gasket S18-0463 Carb Mounting...

Sierra Head Gasket Set - Mercruiser - S18-1259 Contains: Sierra CodeDescription S18-3877 Head Gasket S18-0467 Carb Mounting Gasket S18-0463 Carb Mounting...

Sierra Short Block Gasket Set - Mercruiser - S18-1265. Port Dip Stick Models ONLY Left Hand (Standard Rotation) Contains: Sierra CodeDescription S18-0153 Oil Pan Gasket S18-0905 Oil...

Sierra Short Block Gasket Set - Mercruiser - S18-1268. Port Dip Stick Models ONLY Left Hand (Standard Rotation) Contains: Sierra CodeDescription S18-1237 Oil Pan Gasket S18-0905 Oil...

Sierra Exhaust Manifold Gasket Set - Mercruiser - S18-4347-1. For: GM 175, 185, 205 (229 & 262 CID) Contains: Sierra CodeDescriptionO.E #Qty S18-0897 Exhaust Elbow Mounting...

Sierra Exhaust Manifold Gasket Set - Mercruiser - S18-4348 For: GM 454, 525 (7.4L & 8.2L) Contains: Sierra CodeDescriptionO.E #Qty S18-0418 Manifold to Cylinder Head...

Sierra Exhaust Manifold Gasket Set - Mercruiser - S18-4349 For: GM 200, 228, 230, 260, 898 (5.0 & 5.7L) Contains: Sierra CodeDescriptionO.E #Qty S18-2949 Exhaust Manifold...

Sierra Intake Manifold Gasket Set - Mercruiser - S18-4408. Replaces: 27-11977, 27-11987 For: GM 262 CID Engines 175, 185 and 205 HP Part Number SRA-S18-4408

Sierra Exhaust Manifold Gasket Set - Mercruiser - S18-4396. Replaces: 27-46401A1 For: 250 (4.1L) CID Eng; 165 HP S/N 2770032 & UP Contains: Sierra CodeDescriptionO.E...

Sierra Bell Housing Bushing Kit - Mercruiser - S18-2622. Replaces: 23-79373A1, 23-805041A2, 27-45588, 27-79373 Part Number SRA-S18-2622

Sierra Swivel Gimbal Ring Shaft - Mercruiser - S18-73131. Replaces: 98230A1 Fits: Mercruiser Alpha/Gen II/Bravo I/II/III & Vazer Part Number SRA-S18-73131

Sierra Bell Housing Bushing Kit - Mercruiser - S18-3760. Replaces: 23-806036A1 For: GEN II Serial # F680000 & UP  Part Number SRA-S18-3760

Sierra Engine Coupler - Mercruiser - S18-2171. Replaces: 32492A2, 32492A3, 32492A5, 38965A1, 38965A2, 76850A2 For: All GM engines except MR/ALPHA/BRAVO with “Triangular”, 3-Bolt...

Sierra Engine Coupler - Mercruiser - S18-2173. Replaces: 59826A1, 59826A3 For: Ford engines Part Number SRA-S18-2173