Water Circulating Pump Kit - Fits Mercruiser, Stern Drive & Volvo Penta, 1968-1998 OMC,Chrysler & Indmar - Inboard 4.3, 5.0, 5.7L V6/V8 Boat Engines - 8M0113734, 18-3599-2, 15201, 9-42606, 8503991
- Replacement Water Pump Kit - This water pump is an engine-powered bi-directional pump that circulates seawater to maintain the right engine temperatures. Replacing the water pump is a safety measure that needs to be done regularly every 75,000-100,000 miles to prevent engine damage before it fails completely.
- Compatible Replacement with the following - 1963-2014 Mercruiser | 1973 & later Volvo Penta | 1968-98 OMC | 4.3L, 5.0L, 5.7L V6/V8 Engines | Chrysler, Indmar, and Pleasurecraft small block cooling systems - 140-200 Hp | V6, 155-205 Hp | V8, 230-260 Hp small block GM & MIE engines. This circulation water pump is compatible with steel and composite timing chain covers and all small block V8 engines. The Volvo Penta water pump can be easily located above the lower gear case assembly.
- Replaces Part# Mercruiser 8M0113734, 8503991, 850399, 17437, 850399002, 878341, 811841, 60658, FI1101292, 54793, 52226, FI1101208, FI1100742, 37951, 35341, 18-3599-2, MW02, WP1500, MC-2-17437, 20318, 15201, S551045, 9-42606, WP453ML, RA057018. This kit includes a new black solid steel water pump and a stainless steel shaft, pulley and backing plate, which provides maximum corrosion resistance and durability.
- OEM Fit, Quality & Finish - While this is not a genuine OEM part, it is a direct replacement and comes complete with new gaskets 18-0891, water pump with brass tubes and stainless impeller cover for a complete installation. If your boat shows low water pressure, or stops circulating water, then your Mercruiser water pump may need replacing.
- Lifetime Warranty - This circulating water pump from AA Ignition comes complete with a lifetime warranty. If the part ever fails on your 4.3L, 5.0L, 5.7L V6/V8 Boat Engines, simply contact us for a free replacement. Save money by purchasing this kit from AA Ignition and replacing the worn timing components on your own. See our website for full details.
The water pump is an engine-powered bi-directional pump that circulates seawater to maintain the right engine temperatures. Replacing the water pump is a safety measure that needs to be done regularly every 75,000-100,000 miles to prevent engine damage before it fails completely. This includes a new stainless steel backing plate that provides maximum corrosion resistance and durability. This water pump is applicable to steel and composite timing chain covers and all small block V8 engines. It is located above the lower gear case assembly.
This will NOT fit on water pumps 2007 and newer V6 4.3L engines without a water bypass hole.
Compatible with the Following:
- 1963-2014 Mercruiser
- 1973 & later Volvo Penta
- 1968-98 OMC
- 4.3L, 5.0L, 5.7L V6/V8 Engines
- Chrysler, Indmar, and Pleasurecraft small block cooling systems - 140-200 Hp | V6, 155-205 Hp | V8, 230-260 Hp small block GM & MIE engines.
Replaces The Following Part Numbers:
- 8M0113734
- 8503991
- 850399
- 17437
- 850399002
- 878341
- 811841
- 18-3599-2
Complete Replacement Part Which Includes:
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Bronze Fittings |
Stainless Steel Back Plate |
Includes Gaskets |
Experience the AA Ignition Difference!
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ASE Certified TechniciansInstalling parts on you vehicle can be difficult and we understand. That's why we have certified technicians on staff to assist you with installation or even properly diagnosing your car. Our technicians will even provide the factory repair manual to make installation easier for you. |
Strict Quality ControlAll of our marine parts undergo strict quality control not just before shipping but throughout the production process. During each step of production multiple quality control checks are performed to insure each and every part lasts for years to come. |
An American BusinessAA Ignition is a division of GWA Auto Parts and we are proud to be an American Small Business. Founded by long time car enthusiasts, AA Ignition takes pride in providing quality products at an exceptional value. |
This water pump kit is NOT a genuine part, Associated vehicle models are registered trademarks of their respective owners. These trademarks and part numbers are used in this listing only to identify the vehicles this water pump kit fits. AA Ignition is a registered trade mark of GWA Auto Parts Inc.