OMC Cooling System

Sierra 18-4218 Drain Tap for MerCruiser, Volvo, OMC Sierra high-quality engine parts are designed to meet OEM specifications. Used with most OEM Manifolds. Features: Fits MerCruiser cylinder blocks & exhaust manifolds Material: Brass Size:...

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...

Sierra 18-3348 OMC Cobra Water Pump Kit (w/Housing) Manufactured for All OMC Cobra Drives.  Use With: Impeller 18-3058 Contains: Water Pump Housing 18-3206 Water Pump Housing Gasket 18-2916 Pump Liner 18-3145 Impeller Plate...

Sierra 18-3060 Volvo Penta Water Pump Impeller Sierra high-quality engine parts are designed to meet OEM specifications. For Use On Ford Engines. Additional Details: Fins: 12 Material: Neoprene Includes: 18-7480 Quad Ring Interchangeable...

Sierra 18-3577-2 Big Block Water Circulating Pump for MerCruiser, Volvo, OMC Fits: Big block GM engines with stamped steel timing covers (Bi-Directional) Used on MerCruiser, Crusader, OMC, Pleasurecraft and Volvo Penta Marine engines. s/s from...

Sierra 18-3058 OMC Water Pump Impeller Sierra high-quality engine parts are designed to meet OEM specifications. For Use On Engine Models: 2.3L 1987-1990 2.5L 1986 3L 1986-1992 4.3L 1986-1992 5.0L 1986-1992 5.7L 1986-1993 5.8L 1989-1992 7.5L...

Sierra 18-2779 Upper Exhaust Hose Sierra replacement upper exhaust hose for OMC Stern Drives, and Volvo Penta engines. Replaces: Mallory 9-72802 OMC Stern Drive 3852696 Volvo Penta 3852696 GLM 89224  

Mercury - Mercruiser 27-8M0215011 Exhaust Manifold Gasket Fits GM V-6 engines Replaces: GLM 32170 Mallory 9-61421 OMC 3853412 Sierra 18-2909 Volvo 3853412 Genuine OEM Mercury-Mercruiser part.

V-belt for OMC, Volvo, Mercruiser 4 cyl Engines- Effective Length 40", Top Width 29/64" Details: High strength synthetic cords resist shockload failure. Their low stretch properties assure uniform performance over the life of the belt. The compression...

Sierra 18-4263 Pipe Plug 1/8"-27 NPT Sierra replacement pipe plug. Thread Size: 1/8" - 27 NPT Material:...

Sierra 18-710-16-2 Stainless Steel Hose Clamp 1-1/16" - 1-1/2" All components of the Sierra 18-710-16-2 Hose Clamp are manufactured from Marine Grade 316 stainless steel. Diameter Size: 11/16" to 1-1/2" Std #: 016 s/s from 18-7310

Sierra 18-3653 OMC, Volvo 160 Degree Thermostat Kit Sierra high-quality engine parts are designed to meet OEM specifications. Used on OMC, Volvo Sterndrives Marine engines. Kit Includes: (1) 18-2858 Thermostat Gasket (1) 18-2947 Thermostat...

Sierra 18-1998-1 Exhaust Manifold - Port & Starboard for Ford V8 Engines Fits Port and Starboard Sides. Universal Center Riser Manifold. Fits: Crusader 302 and 351 CID Engines Interceptor 221, 260 and 289 CID Engines Commander, Mercury, OMC,...

Sierra 18-15440 Mercruiser, OMC, Volvo V-belt - Effective Length: 44" Top Width: 29/64" Sierra high-quality engine parts are designed to meet OEM specifications. High strength synthetic cords resist shockload Their low stretch properties assure...

Sierra 18-710-72-2 Stainless Steel Hose Clamp 4-1/16" to 5" Sierra hose clamp manufactured from marine grade 316 stainless steel. Diameter Size: 4-1/16" to 5" Std. No.: 072 Interchangeable with: Mercury...

Sierra 18-1997-1 Universal Center Riser Exhaust Manifold This Sierra is a universal exhaust manifold for engines with center risers. Constructed from cast iron for maximum durability, this manifold can be used on either the port or starboard side...

Barr Exhaust Manifold Gasket Set by Sierra For GM 305/350 CID Engines and Barr Exhaust Systems. Use with Manifold 18-1997-1.

Sierra 18-0603 Exhaust Manifold Gasket Set for Mercruiser, Volvo, OMC Sierra high-quality engine parts are designed to meet OEM specifications. For Ford 302/351 CID Engines and Indmar Inboard V8 Engines. Use with 18-1998-1 Manifold Set...