OMC Internal Engine Parts

Sierra 18-2613 OMC Cobra Sterndrive Outdrive Gasket Set For Use On All OMC "Clutch Dog" Cobra Sterndrives 1986 - 1993. Not For Use On King Cobra Sterndrives. Sierra replacement parts are manufactured to meet or exceed OEM requirements. Kit...

Quicksilver 27-33395 MerCruiser V8 Exhaust Manifold Gasket OEM-quality exhaust manifold gasket for V8 MerCruiser sterndrive and inboard engines built by General Motors. Designed to maintain proper sealing and engine performance. Refer to your...

Sierra 18-0549 Plug Off Cap 1" I.D. Sierra high quality engine parts are designed to meet OEM specifications. Features:   I.D.: 1" or 25.4mm For V8 Stern Drives and Inboards 1977 - present. Interchangeable...

Sierra 18-0550 OMC Exhaust Manifold Plug Off Cap 1.25" I.D. Sierra high-quality engine parts are designed to meet OEM specifications. Features: I.D.: 1-1/4" For V8 Stern Drives and Inboards 1977 - present. Interchangeable...

Drain/Fill Plug Washer (Priced Per Pkg of 5) Features: Material: Plastic Package of 5 Special Order est. 10 Days Supersedes 18-4248 Interchangeable With: Johnson/Evinrude Outboard 311598 Mallory 9-60408 OMC Stern...

Sierra 18-0347 Valve Cover Gasket for 2.5 & 3.0L Mercruiser, Volvo, OMC Sierra high-quality replacement engine parts are designed to meet OEM specifications. For GM 153 & 181 CID (2.5L & 3.0L) Interchangeable...

Sierra 18-1402 Hydraulic Lifter Sierra high-quality replacement parts are designed to meet OEM specifications. For OMC & Volvo 3.0L/181 CID. Fits MCM/MIE GM 4 cyl. V-6 & V-8 (283, 305, 327, 350, 454 & 482 cid) engines. Interchangeable...

Sierra 18-2946 Head Gasket Replaces 27-52364 This head gasket fits GM 181 3.0L CID engines. Replaces: Mercruiser OEM 27-52364, 27-810841, F15000204 OMC and Volvo OEM 3853336, 908611, 913274, 914814 Chriscraft OEM 16...

Sierra 18-3876 Head Gasket for 5.0 & 5.7L OMC, Volvo, Mercruiser Sierra high-quality engine parts are designed to meet OEM specifications. Fits MCM/MIE GM V-8 (283, 305, 327, 350 & 377 CID) engines. Fits: 305 (5.0L)/350 (5.7L) CID...

Sierra 18-2699 Outdrive Gasket Set for Volvo, OMC Sierra high-quality engine parts are designed to meet OEM specifications.  For SX & DP-SM Drives thru 2006 Use With: 18-3721 Stainless Steel Locknut Set Includes: (1) 18-2996...

Sierra 18-1237 Oil Pan Gasket for 265 - 400 hp Sierra replacement oil pan gasket for Mercruiser Stern Drives, OMC Stern Drives and Volvo Penta engines. Fits MCM/MIE GM V-8 (305, 350 & 377 cid) engines w/ 1 pc. RM seal (1985 &...

Mercury-MerCruiser 27-62386001 Thermostat Gasket The Mercury-MerCruiser 27-62386001 Thermostat Gasket is a replacement sealing component for compatible Mercury and MerCruiser cooling system applications. This gasket is used where part number 27-62386001...

Sierra 18-3879 Head Gasket Sierra replacement head gasket for Mercruiser Stern Drives, OMC Stern Drives, and Volvo Penta engines. Fits: GM 262 (4.3L) CID Engines Interchangeable with: Crusader 33408 GLM 36100 Johnson/Evinrude...

Drain Screw O-Ring (5 pk) for Johnson, Evinrude, OMC Used with Drain Screw 18-1236 and is a special order - est. 10 Days. Replaces: OMC - 336982 Mallory 9-76653 GLM 45290  

Sierra 18-0327 Water Pump Gasket for 4 & 6 cyl. Mercruiser, Volvo, OMC For 4 & 6 Cylinder Stern Drive and Inboard Engines. Interchangeable with: GLM 31350 Mallory 9-60067 Mercruiser Stern...

Sierra 18-1239 Oil Pan Gasket for 3.0LX Mercruiser, Volvo, OMC Sierra high-quality engine parts are designed to meet OEM specifications. For OMC 3.0L engines. Fits 3.0 L/LX engines Interchangeable with: Mallory 9-61500 Mercruiser Stern...

Valve Cover Gasket for 5.0/5.7L GM Engines - Special Order est. 10 Days For GM 305/350, 5.0 & 5.7L Replaces: Crusader 7231330 Mallory 9-61305 Mercury 27-17467 OMC 3852687 Volvo 3852687 Aqua Power 1219 GLM 30357

Timing Cover Seal for most GM Based Engines - Special Order est. 10 Days Fits: 2.5L/153 CID 3.0L/181 CID I-6/230CID I-6/250CID 4.3L/V-6 5.0L/305 CID 5.7L/350 CID Replaces: Crusader 7080310 Mallory 9-61610 Mercury 59341A 1, 26-97335...

Sierra 18-0434 Carburetor Mounting Gasket for 2 bbl Sierra high-quality carburetor mounting gasket for use on Johnson/Evinrude/OMC engines. Interchangeable with: GLM 31740 Johnson/Evinrude Outboard 909758 OMC Stern Drive 909758

Sierra 18-3937 Standard Piston Ring Set Sierra high-quality marine parts are engineered to meet OEM specifications. All pistons are supplied complete with piston rings and wrist pin. Standard size For us on Mercruiser Stern Drive, OMC Inboard, OMC...