Sierra Marine Parts Catalog

783 18-4461 HOSE BARB Replaces: 22-807155 3/4" - 14 NPT x 1" Hose Corrosion-Resistant Brass Fitting 18-4226 DRAIN PLUG Replaces: 22-806608A1, 22-806608A02 18-4227 DRAIN ELBOW Replaces: 22-806926, 22-862210 ➀ Items ending in "D" are Display Packaged - Regular number is Non-Display ➁ Priced per Package 18-8216 HOSE BARB Replaces: 22-36305, 22-36305T 3/4”- 14 NPT x 1” hose barb Fits: Mercruiser- V6 (229 and 262ci),Small Block V8 (305-350ci), Big Block V8 (454ci) 18-4218 DRAIN TAP Replaces: 22-87238, 22-16951A1, 22-64426, 22-16951Q1 1/4" NPT 18-3223-9 ➁ Bulk pack of 12 18-4224 DRAIN ELBOW ASSEMBLY Replaces: 22-806926A1, 22-862210A01 3/4” NPT ➀ 18-4218D ➀ 18-4224D MANIFOLD/MANIFOLD GASKET APPLICATION I/O — MERCRUISER - Cooling System ❶ For engines with aluminum exhaust manifolds ❷ For engines with cast iron exhaust manifolds ❸ 3” (76mm) O.D. & 0 degree down angle ❹ 3” (76mm) O.D. & 15 degree down angle ❺ 4” (102mm) O.D. ❻ 2 piece exhaust manifold ❼ 1 piece exhaust manifold ❽ Has a rectangular elbow mounting bolt pattern ❾ Has a square elbow mounting bolt pattern ❿ In-line applications ➀ V-drive applications ➁ Standard rise ➂ 2” (51mm) rise ➃ 3” (76mm) rise ➄ 6” (152mm) rise ➅ Port ➆ Starboard ➇ Engines with risers or closed cooling may require a different gasket than listed ➈ Exhaust manifold with external water rail ➉ Exhaust manifold w/o external water rail ☛ 1 piece exhaust manifold is nla. Rngine must be converted to the 2 piece exhaust system ♠ Engines with easy drain system ♣ Engines with multi-point drain system ♥ Intermediate collector housing 18-0720 DRY JOINT GASKET (CLOSED) Replaces: 27-864549A02, 27-864549A1 Fits: 4.3L, 5.0L, 5.7L, 6.2L utilizing the Dry Joint Manifold and Riser Used with: 18-1843, 18-1842 Manifolds & 18-1845 Riser 18-0721 DRY JOINT GASKET (OPEN) Replaces: 27-864547A02, 27-864547A1 Fits: 4.3L, 5.0L, 5.7L, 6.2L utilizing the Dry Joint Manifold and Riser Used with: 18-1843, 18-1842 Manifolds & 18-1845 Riser 18-0722 DRY JOINT GASKET (RESTRICTED) Replaces: 27-864850A02, 27-864547A1 Fits: 4.3L, 5.0L, 5.7L, 6.2L utilizing the Dry Joint Manifold and Riser Used with: 18-1843, 18-1842 Manifolds & 18-1845 Riser Liter Model Note CID #Cyl. Stroke Year Range Serial # Range Exh. Manifold Port Exh. Manifold Starboard Exh. Elbow End Cap Front End Cap Rear Manifold Gasket Exh. Elbow Gasket 2.5L 120 153 4 4 1966-1982 2046625 - 6229717 27-52546 18-2819-1 2.5L 120 153 4 4 2324347 - 3377340 18-1995 18-2896-1 18-2819-1 2.5L 120 153 4 4 3377341 - 5192408 18-1995 18-2896-1 18-2819-1 2.5L 120 153 4 4 5192049 - 6229717 18-1995 18-2896-1 18-2819-1 2.5 120 153 4 4 1983-1986 6229718 - B5311853 18-4009 18-1204-1 18-2833 2.5L 2.5L 153 4 4 1987-1989 B531854 - C853255 18-1956-3 18-4009 18-4009 18-1204-1 18-2833 3.0L 140 181 4 4 1968-1982 2508261 - 6229717 18-1955-1 18-1971 18-4009 18-1990 18-2912-1 18-2833 3.0L 140 181 4 4 3332138 - 5157668 18-1955-1 18-4009 18-1203 18-2833 3.0L 140 181 4 4 5157669 - 6229717 18-1955-1 18-4009 18-1203 18-2833 3.0L 140 181 4 4 1983-1986 6229718 - B450800 18-1975-1 18-4009 18-1204-1 18-2833 3.0L 3.0L 181 4 4 1990-1994 C856559 & UP 18-1956-3 18-1975-1 18-4009 18-1204-1 18-2833 3.0L 3.0L 181 4 4 1987-1989 B450801 - C856558 18-1975-1 18-4009 18-1204-1 18-2833 3.0L 3.0L 181 4 4 1998-2003 L010042 - M679999 18-1956-3 18-1975-1 18-1990 18-1204-1 18-2833 3.0L 3.0L 181 4 4 2003-2010 M680000 & UP 18-1956-3 18-1975-1 18-0680 18-2833 3.0L 3.0LX 181 4 4 1990-1997 C856559 - K999999 18-1956-3 18-1975-1 18-1990 18-0680 18-2833 3.0L 3.0L MPI / 3.0L EC 181 4 4 2008-2010 A072812 & UP 18-0680 150 4 4 1666495 - 2048046 18-2830-1 160 4 4 2048022 - 2770031 18-2830-1 3.7L 165 224 4 4 1987 B434941 - B774251 ❶ 18-1937 18-0956-1 18-0881-1 3.7L 165 224 4 4 1987 B434941 - B774251 ❷ 18-0956-1 3.7L 165 224 4 4 2770032 & up 18-1960-1 18-4009 18-2830-1 18-2833 3.7L 170 224 4 4 1985-1986 6916779 - B434940 ❶ 18-1937 18-0956-1 18-0881-1 3.7L 170 224 4 4 1985-1986 6916779 - B434940 ❷ 18-0956-1 18-0113-1 3.7L 180 224 4 4 1987 B436391 - B775248 ❶ 18-1937 18-0956-1 18-0881-1