OMC Cooling System

Sierra 18-3088 Yamaha Impeller Sierra high-quality engine parts are designed to meet OEM specifications and are backed by Sierra's unmatched manufacturer's warranty. For Yamaha 40 HP engines. Interchangeable with: Mallory 9-45606 Yamaha...

Sierra 18-3469 Water Pump Repair Kit Sierra water pump repair kit for OMC Sterndrives. For: King Cobra Drives (1992-1995) Interchangeable with: OMC Stern drive 3854661 987253 987743  

OMC Stern Drive 0307239 Thermostat O-Ring Genuine OEM Johnson/Evinrude/OMC part. Special Order Item.

Sierra 18-2399 OMC Clutch Retaining Spring Sierra Retaining Spring for use on Johnson/Evinrude Outboard and OMC Stern Drives. For: V-4 & V-6 Interchangeable with: GLM 11052 Johnson/Evinrude...

Sierra 18-0893-9 Water Pump Back-In Plate Gasket (Pkg Of 2) Sierra replacement water pump gasket for Mercruiser, Volvo Penta, and OMC Stern Drives. Fits: GM 4.3L, 5.0L & 5.7L Package of 2 Interchangeable...

Sierra 18-2860 Manifold End Cap Gasket for OMC Sierra high-quality engine parts are designed to meet OEM specifications. For use on OMC Stern Drives. Interchangeable with: Barr OMC47311130 GLM 33340 OMC Stern Drive 311130

Sierra 18-4257 Pipe Plug Sierra high-quality replacement pipe plug for use.  Material: Black Steel Thread Size: 1/4" Note: Pipe sealant with Teflon is recommended for use on plug threads. Use with: 56507 Loctite Pipe Sealant (PST 6ml w/...

Exhaust Elbow Gasket (Priced Per Pkg of 2) - Special Order est. 10 Days

Sierra 18-0166-9 Grommet (Priced Per Pkg Of 2) Sierra replacement grommet for OMc Stern Drives. Interchangeable with: GLM 86620 OMC Stern Drive 911705

Sierra 18-15435 Stern Drive V-Belt Sierra replacement v-belt for Volvo Penta and OMC Stern Drives. Specifications: Effective Length: 43 1/2" or 110.5cm Top Width: 29/64" or 11.5mm Features: High strength synthetic cords resist...

Sierra 18-2883 Manifold End Cap Gasket  

Sierra 18-2916-9 Water Pump Housing Gasket (2 Pack) Sierra replacement water pump housing gasket for OMC Stern Drives. Sold as a pack of two. Interchangeable with: OMC Stern Drive 911702

Sierra 18-2947-9 Thermostat Gasket (Pkg Of 2) Sierra replacement thermostat gasket for OMC Stern Drives. Package of 2 Interchangeable with: GLM 33840 Mallory 9-60017 OMC Stern Drive 310913

Sierra 18-4256 Pipe Plug 56507 Pipe Sealant with Teflon is recommended for use on plug threads

Sierra 18-0929-9 Thermostat Gasket (Priced Per Pkg Of 2) For use on Johnson/Evinrude Outboard 3 cyl. engines, OMC Sterndrive/Cobra I/O engines, & Volvo Penta I/O 3.L GS, GL Special Order est. 10 days Priced Per Pkg of 2  Replaces:...

Sierra 18-8216 Brass Hose Fitting Sierra replacement brass hose fitting for OMC and Chrysler engines. Fits: Chrysler Small Block V8 (318-360ci), Big block V8 (383-440) Fits: OMC - In-Line 6 cylinders Material: Brass Thread Size: 3/4" - 14 NPT x 1"...

OMC Stern Drive 0777130 Water Pump Impeller Genuine OEM Johnson/Evinrude/OMC part. Application: 100 / 260 SD (1968 - 1986) Special Order Item.

OMC Stern Drive 0984744 Impeller Housing Assembly Genuine OEM Johnson/Evinrude/OMC part. Application: 2.5L / 4.3L / 5.0L (all Clutch) 2.3L (1987 - 1990) Special Order Item.

OMC Stern Drive 0986465 Impeller Assembly Genuine OEM Johnson/Evinrude part. Application: 2.3L (1987 - 1990) Special Order Item.

Manifold End Gasket Replaces: OMC 0907761, 0778119 Barr OMC47-907761 GLM 32580 Mercury 878970 Redline RL0114