Quick view Add to Cart Sierra 18-1908K Manifold Riser Spacer Kit Replaces 93320A13 $487.99 $341.99 Sierra 18-1908K Manifold Riser Spacer Kit Features: Packaged as a set, complete with mounting hardware 3" Riser Kit Use With: Manifold 18-1952-1 Exhaust Elbow Mounting Kit 18-8554 and 18-8555 Manifold 18-1953-2 and... Add to Cart
Quick view Add to Cart Sierra 18-1992-1 Manifold Elbow Adapter $325.99 $227.99 Sierra 18-1992-1 Manifold Elbow Adapter Sierra high-quality engine parts are designed to meet OEM specifications. For 3" I.D. Exhaust Hose. 80° Interchangeable with: Barr 200087P Mallory 9-40120 Add to Cart
Quick view Add to Cart Sierra 18-1843 MerCruiser V8 Dry Joint Exhaust Manifold $595.99 $416.99 Sierra 18-1843 MerCruiser V8 Dry Joint Exhaust Manifold All Sierra manifolds are manufactured as a direct OE replacement and are fully interchangeable with the OEM products they are designed to replace. Dry Joint Style Includes all the necessary... Add to Cart
Quick view Add to Cart Sierra 18-4396 Exhaust Manifold Gasket Set $56.99 $39.99 Sierra 18-4396 Exhaust Manifold Gasket Set Sierra replacement exhaust manifold gasket set for Mercruiser Stern Drives For 250 (4.1L) CID engines; 165 hp s/n 2770032 & up Set Contains: (1) 18-0353 Carburetor Mounting Gasket (1) 18-0356... Add to Cart
Quick view Add to Cart Sierra 18-2909-9 Exhaust Manifold Gasket (Priced Per Pkg Of 2) $21.99 $15.49 Sierra 18-2909-9 Exhaust Manifold Gasket (Priced Per Pkg of 2) This exhaust manifold gasket set is an aftermarket product that meets or exceeds OEM requirements. Supersedes 18-2909 Use with: Exhaust Manifold 18-1952-1 Exhaust Manifold... Add to Cart
Quick view Add to Cart Sierra 18-2912-1 Exhaust Manifold Gasket Replaces 27-53354 $18.99 $13.99 Sierra 18-2912-1 Exhaust Manifold Gasket for Mercruiser, OMC, Volvo 3.0L Replaces: Merc - 27-53354 Mallory - 61417 GLM - 31570 OMC 0908079 Aqua Power 325 GLM 31570 Redline RL1203 Add to Cart
Quick view Out of stock Sierra 18-1970-2 Riser Elbow $291.49 $203.99 Sierra 18-1970-2 Riser Elbow Sierra Marine 18-1970-2 is a replacement riser elbow for V-6 and V-8 applications. Sierra aftermarket engine parts are manufactured to meet or exceed OEM requirements. Fits: V-6 & V-8 Applications 15° (3" O.D... Add to Cart
Quick view Add to Cart Sierra 18-0183-1 Exhaust Manifold Gasket $16.99 $12.99 Sierra 18-0183-1 Exhaust Manifold Gasket for Mercruiser, OMC Sierra Exhaust Manifold Gasket for use on Mercruiser and OMC Stern Drives. Fits MCM/MIE Ford V-8 engines Use With: 18-1996 Manifold 18-1998-1 Manifold 18-1962-1... Add to Cart
Quick view Add to Cart Sierra 18-1937 Exhaust Manifold Elbow $381.99 $290.49 Sierra 18-1937 Exhaust Manifold Elbow For engines with aluminum exhaust manifolds. Use With: 18-0881: Exhaust Elbow Gasket 18-8530: Exhaust Elbow Mounting Kit Replaces GLM 51180 Mallory 9-40551 Mercruiser Stern Drive 98562A6 Osco 8561 Add to Cart
Quick view Add to Cart Exhaust Tube, Quicksilver 32-44348001 $83.39 $69.49 Exhaust Tube, Mercury - Mercruiser 32-44348001 4 in. I.D. x 4 1/4 in. length Fits MCM 120, 140, and GM V-6 and V-8 engines Replaces: GLM 89120 Mallory 9-72805 Sierra 18-2748 Add to Cart
Quick view Add to Cart Sierra 18-0720 Closed Riser Gasket $77.99 $54.49 Sierra 18-0720 Closed Riser Gasket Sierra high-quality engine parts are designed to meet OEM specifications. Sierra Mercruiser dry joint open riser gasket. This elbow gasket is for use with dry joint systems for closed coolng. Fits: MerCruiser Dry... Add to Cart
Quick view Out of stock Mercury - Mercruiser 22-806608A02 Drain Plug Kit $7.00 $6.65 Mercury - Mercruiser 22-806608A02 Drain Plug Kit Blue Plastic Fits: Mercruiser cylinder blocks and exhaust manifolds Replaces: GLM 13992 Mallory 9-41203 Sierra 18-4226 Pro Marine 13992 Add to Cart
Quick view Add to Cart Sierra 18-4394 Exhaust Manifold Gasket Set $30.99 $21.49 Exhaust Manifold Gasket Set - by Sierra Special Order est. 10 Days For: GM 350 (5.7L) CID Eng; 250 HP S/N 4768000-4908849 255 HP S/N 5195909 & UP Contains: 4 18-2832 Manifold End Cap Gasket (OEM 27-48043) 4... Add to Cart
Quick view Add to Cart Manifold Assy, Mercury - Mercruiser 8M0137703 $118.99 $103.49 Manifold Assy, Mercury - Mercruiser 8M0137703 s/s from 8M0080805 Add to Cart
Quick view Add to Cart Sierra 18-4258 Pipe Plug $5.99 $4.49 Sierra 18-4258 Mercruiser Pipe Plug Sierra stainless steel pipe plug with square drive. Note: Pipe sealant with Teflon is recommended for use on plug threads. Thread Size: 3/4" - 14 NPT Use With: 18-1949 Manifold Spacer 18-1984 Manifold... Add to Cart
Quick view Add to Cart Sierra 18-4264 Pipe Plug $4.99 $3.99 Sierra 18-4264 Pipe Plug Sierra high-quality engine parts are designed to meet OEM specifications. For use on Mercruiser Stern Drives and Mercury Marine engines. Using Pipe Sealant with Teflon is recommended for use on plug threads. Thread Size:... Add to Cart
Quick view Out of stock Sierra 18-1975-1 Riser W/ Exhaust Tube Replaces 12076A2 $332.99 $232.99 Sierra 18-1975-1 Mercruiser Riser W/ Exhaust Tube Sierra replacement riser with exhaust tube for Mercruiser Stern Drives. Fits: MCM 2.5L & 3.0L/LX (1982 & newer) Fits: Late model Mercruiser 4 cylinder engines Interchangeable... Add to Cart
Quick view Out of stock Complete Exhaust Set for Mercruiser V6 Engines $1,299.99 $795.99 Complete Exhaust Set for Mercruiser V6 Engines Boat exhaust manifolds are an important part of your boat and maintaining, repairing, or replacing these parts is important to keep your boat running smoothly and avoid additional costly repairs. They... Add to Cart
Quick view Out of stock Sierra 18-1845 Dry-Joint Exhaust Elbow $454.99 $318.49 Sierra 18-1845 Dry-Joint Exhaust Elbow Sierra's 18-1845 Dry-Joint Riser features finished gasket contact surfaces. Fits: MerCruiser (V6 2004 - Newer & V8 2002 - Newer) 4.3L MPI Alpha/Bravo 0M30000 - Up 4.3L CARB Alpha/Bravo 0M615000 - Up 5... Add to Cart
Quick view Out of stock Sierra 18-1966-1 Manifold $663.99 $464.49 Sierra 18-1966-1 Manifold Fits: MCM 3.0L/LX (1990 & newer); Marine Power Engine Model E181S Interchangeable with: Mercruiser Stern Drive 806867A12 806867A2 806867A3 806867A8 806867A9 816329A3 860235A03 99798A18 s/s # 18-1966 Add to Cart