Quick view Out of stock Sierra 18-4369 Exhaust Manifold Gasket Set $24.99 $17.49 Sierra 18-4369 OMC Exhaust Manifold Gasket Set Sierra high-quality engine parts are designed to meet OEM specifications. For 2.5L (1985-86) and 3.0L (1985-88) engines. Interchangeable with: GLM 39770 Mallory 9-61450 Add to Cart
Quick view Add to Cart Sierra 18-1902 Manifold Replaces 0912441 $439.99 $307.99 Sierra 18-1902 OMC Starboard Exhaust Manifold Sierra high-quality engine parts are designed to meet OEM specifications. Fits most GM Small Block (B8) 305-350 cu.in. (1979-1989) (Starboard). Use With: 18-2949 Exhaust Manifold Gasket 18-8502 Exhaust... Add to Cart
Quick view Add to Cart Sierra 18-0476-1 Riser Block Off Gasket Replaces 01-0105 $9.99 $7.49 Sierra 18-0476-1 Blocked Riser Gasket Ford Small Block V-8 For Ford Small Block V8 302-351 cu.in. Volvo Penta, Indmar & Marine Power Sterndrives Engines. Used with Risers: 18-1939 18-1999 18-1907 Interchangeable... Add to Cart
Quick view Add to Cart Sierra 18-1909-1 Outlet Riser Replaces 3857944 $359.49 $251.99 7° 4" Outlet Riser - Special Order est. 10 Days OMC Riser, 4" outlet 7°:Fits many GM & Ford center rise manifolds. Replaces: OMC 913784, 3855270, 3850456, 3857944,3856444 Volvo... 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 Out of stock Sierra 18-2875-1 Exhaust Manifold Elbow Gasket Replaces 3850495 $8.99 $6.49 Volvo, OMC Exhaust Elbow Gasket by Sierra For: 3.0L GS, GL, GLM, GLP, GSM and GSP Used With: Elbow 18-1922 Replaces: Volvo - 3850495 OMC - 0908013 Mallory 9-65100 Barr OMC47-908013 GLM 33770 Mercury 802376... 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 18-0183-1 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 18-4394 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 Sierra 18-8507 Exhaust Elbow Mounting Kit $30.99 $21.99 OMC/Volvo Exhaust Elbow Mounting Kit - Special Order est. 10 Days GM Small Block V8 305-350cu.in. Used with Riser 18-1909-1 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 Add to Cart Exhaust Manifold Gasket Set, Mercury - Mercruiser 27-33395A-2 $46.49 $40.49 Exhaust Manifold Gasket Set, Mercury - Mercruiser 27-33395A-2 For GM 305, 327, 350 cid engines with end outlet exhaust manifolds. Replaces: Aqua... Add to Cart
Quick view Add to Cart Sierra 18-8502 Exhaust Manifold Mounting Kit $71.49 $49.99 Sierra 18-8502 Exhaust Manifold Mounting Kit for V-8 Small Block Sierra high-quality engine parts are designed to meet OEM specifications. OMC GM Small Block V8 305-350cu.in. (1979-89) OMC/Volvo... Add to Cart
Quick view Add to Cart Sierra 18-8534 Exhaust Elbow Mounting Kit $17.99 $12.49 Sierra 18-8534 Exhaust Elbow Mounting Kit Sierra replacement exhaust elbow mounting kit for use on OMC GM Small Block engines. OMC GM Small Block V8 305-350 cu. in. (1979-1989) & multi application for Ford & GM risers Use with: 18-1921... Add to Cart
Quick view Out of stock Sierra 18-1898 Manifold $431.99 $302.49 Sierra 18-1898 Exhaust Manifold for 454 GM big block V8 For use with Chris-Craft inboard, Chrysler Inboard, Crusader Inboard, Universal Inboard Cooling Systems, Mercruiser I/O, Volvo Penta, & OMC Sterndrive/Cobra Engines. Material: Cast... Add to Cart
Quick view Out of stock Sierra 18-1921 Manifold Elbow Replaces 0909863 $283.99 $198.99 Sierra 18-1921 V-8 Small Block Exhaust Elbow Sierra replacement exhaust elbow fits most GM V8 Small Blocks. Use with: 18-1902 Manifold 18-1903 Manifold 18-8534 Exhaust Elbow Mounting Kit 18-8553 Hardware Kit [Exhaust Elbow Bolts] 18-0943-1-9... Add to Cart
Quick view Add to Cart Sierra 18-2859 Manifold End Cap Gasket $5.49 $3.99 Sierra 18-2859 Manifold End Cap Gasket for OMC Stern Drive Sierra high-quality engine parts are designed to meet OEM specifications. Interchangeable with: Barr OMC47311131 OMC Stern Drive 311131 Add to Cart
Quick view Add to Cart Sierra 18-2850-1 Manifold End Cap Gasket Replaces 0908935 $7.99 $5.49 Sierra 18-2850-1 Manifold End Cap Gasket Replaces 0908935 Sierra 18-2850-1 Manifold End Cap Gasket is a replacement part for OMC Stern Drive. Sierra aftermarket parts are met to meet or exceed OEM requirements. Used with Manifold 18-1904... 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 18-2830-1 Exhaust Manifold Gasket Replaces 27-46401 $22.49 $15.49 Sierra 18-2830-1 Exhaust Manifold Gasket for Mercruiser, OMC, Volvo Sierra replacement exhaust manifold gasket fits 160, 165 & 200 (6 cyl.) (1967-1981) Interchangeable... Add to Cart