Engine Parts - Other

Sierra Gear Housing Assembly - Mercruiser. Replaces: 1623-815822A36 For: Ratios 1.47, 1.62 Gen II (1998 & up), (0L100040 & up) Used with: S18-2400 Complete Lower Gear Case Part Number SRA-S18-2415

Sierra Lower Gear Housing - Mercruiser. Replaces: 1623-8951A27, 1623-8951A37, 1623-8951A5, 1623-8951A15 For: MR/ALPHA Style Bore size 3.2635-3.2650. Includes tapered roller bearing for non-tractor 14/28 or 17/28 gears. When installing new gears use...

Sierra Manifold - Mercruiser - S18-1956-3. Supplied with Mounting Package Replaces: Mercruiser 860235A04, 99798A3, 99798A9, 99798A16, 99798A18, 806867A8 Marine Power 600333 Barr MC 1 99798 Fits: 2.5 & 3.0L (1983-89) Part...

Sierra Engine Coupler - Mercruiser - S18-2413. Replaces: 69354A1, 69354A2 For: 470, 485 (224 cu. in.) S/N 4208730-6218036 (1976-1982) Part Number SRA-S18-2413

Sierra Valve Grind Gasket Set - Mercruiser - S18-1258. Contains: Sierra CodeDescription S18-3874 Head Gasket S18-0467 Carb Mounting Gasket S18-0463 Carb Mounting Gasket S18-0462 Carb Mounting Gasket NSS Intake Manifold...

Sierra Head Gasket Set - Mercruiser - S18-1259 Contains: Sierra CodeDescription S18-3877 Head Gasket S18-0467 Carb Mounting Gasket S18-0463 Carb Mounting Gasket S18-0462 Carb Mounting Gasket S18-1231 Intake Manifold...

Sierra Manifold - Mercruiser - S18-1953-2. Port & Starboard. Supplied with Mounting Package Replaces: Mercruiser 87114A19, 86024A10, 860246A15, 860246A3, 860246A7, 860246A9, 860336A2, 860337A2, 87114A19, 87114A30 Marine Power 0994-100, Barr...

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, S18-1956-3, S18-1901 Elbow Gasket: S18-2833 Mounting...

Sierra Gasket Set - Yamaha - S18-99103. Replaces: 68F-W0001-01 Fits: LZ150(2004-05), LZ200(2004-10), VZ150(2004-10), VZ175(2004-10), VZ200(2004), Z150(2004-05), Z175(2004-05), Z200(2004-10) Part Number SRA-S18-99103

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 & V-8 applications 7° (4” O.D. Riser)...

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, S18-1962-1 Elbow Gasket: S18-2833 Mounting Kit:...

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 Gasket S18-4408 Intake Manifold Gasket S18-0311 Valve...

Sierra Map Sensor - Mercruiser - S18-7660. Replaces: 881731, 8M0054726 V-6 & V-8 MPI engines with 555 ECM Part Number SRA-S18-7660

Sierra Powerhead Gasket Set - Yamaha - S18-4412. Replaces: 6R3-W0001-03-00, 6R3-W0001-A3-00 Contains: Sierra Code Description O.E # Qty. S18-3894 Head Gasket 6G5-11181-A0-00 2 S18-0844 Thermostat Cover...

Sierra Crankshaft Sensor - Mercruiser - S18-7556. Replaces: 864297001 Fits: Mercury 5.0L, 6.2L 1998-2010 Part Number SRA-S18-7556

Sierra Powerhead Gasket Set - Johnson/Evinrude. Replaces - 394885, 434381 Contains: Sierra CodeDescriptionO.E #Qty S18-0991 Leaf Plate 321907 6 S18-0995 Adapter to Powerhead Gasket 323222 1 S18-0134 Carburetor to Manifold...

Sierra Intake Manifold Gasket Set - Mercruiser - S18-4384. For: GM 181 (3.0L) CID Eng; S/N 2508261-6229717 (Except 3.0LX) Part Number SRA-S18-4384

Sierra Powerhead Gasket Set - Yamaha - S18-4404. Replaces: 6G5-W0001-03-00, 6G5-W0001-A3-00 Contains: Sierra Code Description O.E # Qty. S18-3894 Head Gasket 6G5-11181-A0-00 2 S18-0844 Thermostat Cover...

Sierra Powerhead Gasket Set - Johnson/Evinrude. Replaces - 437725 Fits: 200 BB (1993 & Up), 225 BB (1993 & Up), 225 Ficht FFI (1999 & Up), 250 Carb only (2000) Part Number SRA-S18-4428

Sierra Powerhead Gasket Set - Johnson/Evinrude. Replaces - 437155 Fits: 150 60 degree (1991-00), 175 60 degree (1991-00) Part Number SRA-S18-4406