Quick view Out of stock Sierra 18-1999 Manifold Elbow $265.99 $186.49 Sierra 18-1999 Exhaust Elbow Sierra cast iron replacement exhaust elbow; fits 3" I.D. exhaust hose. Replaces: Barr 200082,20-0082 Mallory 9-40810 GLM 56110 Osco 992,CRR-1 Use with... Add to Cart
Quick view Out of stock Sierra 18-43017 Thermostat $27.99 $19.49 Sierra 18-43017 Thermostat Sierra replacement thermostat for Indmar GM and Ford Raw Water Cooled Engines. Fits: MCM 496 Mag & HO and MIE 8.1L & HO 160° Interchangeable... Add to Cart
Quick view Out of stock Sierra 18-2732 Water Shutter Replaces 807166A3 $22.49 $15.99 Sierra 18-2732 Mercruiser Water Shutter Sierra 18-2732 Water Shutter is a replacement for Mercruiser Stern Drives. All Sierra engine parts are manufactured to meet or exceed OEM requirements. THIS PART NUMBER IS FOR 1 SHUTTER For 2 Shutters order... Add to Cart
Quick view Add to Cart Sierra 18-0158 Intake Manifold Gasket Replaces 27-70905 $11.49 $8.49 Sierra 18-0158 Mercruiser Intake Manifold Gasket Sierra high-quality engine parts are designed to meet OEM specifications. Fits Mercruiser Stern Drives. Fits MCM 3.7L engines (1976-1989). Interchangeable... Add to Cart
Quick view Out of stock Sierra 18-0885-1 Exhaust Elbow Gasket $10.99 $7.99 Sierra 18-0885-1 Exhaust Elbow Gasket For use on Mercruiser outboard engines Replaces: 27-48042 s/s from 18-0885 Add to Cart
Quick view Add to Cart Sierra 18-3555 Thermostat Replaces 99155T2 $24.99 $17.49 Sierra 18-3555 Mercruiser 160 Degree Thermostat Sierra replacement thermostat for Mercruiser Stern Drives Temperature Rating: 160°F Fits 1998 & newer GM V-6 & V-8 engines with closed cooling Use with: 18-3568 Thermostat... Add to Cart
Quick view Add to Cart Sierra 18-3601 Water Intake Hose Replaces 32-32461 $13.49 $10.49 Sierra 18-3601 Mercruiser Water Intake Hose Sierra high quality replacement engine parts are manufactured to meet or exceed OEM requirements. Fits: MC-I, R, MR & Alpha One Specifications: Diameter Size: 5/8" or 15.9 mm Length: 13-7/8" or 352.4... Add to Cart
Quick view Add to Cart Sierra 18-710-10-2 Hose Clamp 9/16"-1-1/16" $4.49 $3.49 HOSE CLAMP 9/16"-1 1/16" SS Add to Cart
Quick view Add to Cart Sierra 18-70939 Exhaust Manifold Molded Hose $48.99 $33.99 Sierra 18-70939 Mercruiser Exhaust Manifold Molded Hose Sierra high-quality replacement exhaust manifold molded hose for connecting thermostat housing to starboard exhaust manifold. Fits MCM/MIE GM V-6 & V-8 (305 & 350 cid) engines... Add to Cart
Quick view Add to Cart Sierra 18-1508 Thermostat Seal $0.99 $0.82 Sierra 18-1508 Thermostat Seal - Special Order est. 10 Days Add to Cart
Quick view Add to Cart Sierra 18-3557 Thermostat Replaces 47594 $35.99 $28.99 Sierra 18-3557 Thermostat Sierra replacement 143° thermostat for Chrysler/Force/US Marine, Johnson/Evinrude Outboards, Mercrusier Stern Drives, and Volvo Penta engines. Fits MCM GM in-line 6 cylinder Use with: 18-3669 Thermostat... Add to Cart
Quick view Add to Cart Sierra 18-0721 Open Elbow Gasket $92.99 $65.49 Sierra 18-0721 Mercruiser Open Exhaust Elbow Gasket Sierra high-quality engine parts are designed to meet OEM specifications. Sierra Mercruiser dry joint open riser gasket. This full flow gasket offers standard cooling Fits: MerCruiser Dry Joint... Add to Cart
Quick view Add to Cart Sierra 18-2949-9 Exhaust Manifold Gasket (Priced Per Pkg Of 2) $33.99 $23.99 Sierra Exhaust Manifold Gasket Special Order Item est. 10 Days Priced 2 per package For use on Volvo Penta I/O Engines: AQ200, 225, 260, 271, 290, 311 V-8 Supersedes 18-2949 Replaces: 835966, 856034 Add to Cart
Quick view Out of stock Sierra 18-1907 Riser $261.49 $182.99 Sierra 18-1907 Riser for Ford Small Block V-8 Sierra Cast Iron Riser for Ford Small Block V-8 302-351 cu. in. Use with: 18-1997-1: Manifold 18-1998-1: Manifold 18-4364: Exhaust Elbow Mounting Package (Open) 18-8535: Exhaust Elbow Mounting Kit... Add to Cart
Quick view Add to Cart Sierra 18-3593 Water Pump $147.49 $103.49 Sierra 18-3593 Water Pump Bi-Directional water pump. Fits: Late Model 4 cyl. GM engines requiring hose fitting, GM In-line 4 & 6 cyl. Interchangeable with: Mercruiser Stern... Add to Cart
Quick view Add to Cart Sierra 18-0956 Exhaust Manifold Gasket Replaces 27-68715 $22.49 $16.99 Sierra 18-0956-1 Mercruiser, OMC, Volvo Exhaust Manifold Gasket For Ford 460 cid V-8 & 3.7L (4 cyl) Interchangeable with: Chrysler Inboard 118-614 GLM 33800 Mallory 9-61418 Mercruiser Stern Drive 27-68715 OMC Stern... Add to Cart
Quick view Add to Cart Sierra 18-15490 V-Belt $55.99 $38.99 Sierra 18-15490 Mercruiser V-Belt Sierra replacement V-Belt for use on Mercruiser Stern Drives. High strength synthetic cords resist shockload failure. Their low stretch properties assure uniform performance over the life of the belt. The... Add to Cart
Quick view Add to Cart Sierra 18-710-48-2 Hose Clamp 2-9/16"-3-1/2" $7.99 $5.99 Sierra 18-710-48-2 Hose Clamp 2-9/16"-3-1/2" Manufactured from Marine Grade 316 Stainless Steel. s/s from Sierra part 18-7314 Diameter Size: 2-9/16" to 3-1/2" Std #: 048 Interchangeable with: Mercruiser Stern Drive 54-32533 54-815504348 Volvo Penta ... Add to Cart
Quick view Add to Cart Sierra 18-70938 Exhaust Manifold Molded Hose $49.99 $34.99 Sierra 18-70938 Exhaust Manifold Molded Hose Sierra replacement exhaust manifold molded hose for Mercruiser Stern Drives. For thermostat housing to port exhaust manifold Fits MCM/MIE GM V06 & V-8 (305 & 350 CID) engines Interchangeable... Add to Cart
Quick view Add to Cart Quicksilver 140 Degree Thermostat Kit Mercury - Mercruiser 59078Q-3 $36.99 $31.99 Quicksilver 140 Degree Thermostat Kit Mercury - Mercruiser 59078Q-3 Fits MCM GM in-line 4 & 6 Cylinder Engines Replaces: Mallory 9-43153 GLM 13370 Redline RL3650 Add to Cart