Water Pump Assembly - 8M0113799

Water Pump Assembly - 8M0113799 The water pump assembly is a crucial component for cooling the engine of your Mercury outboard or MerCruiser. The water pump is responsible for circulating water through the engine to regulate its temperature, preventing it from overheating. Replacing a boat's water pump assembly is crucial because the impeller plays a vital role in cooling the engine by circulating water, and a worn or damaged impeller can lead to engine overheating, causing significant damage if not addressed, potentially resulting in costly repairs or even engine failure. Expansive kit to replace water pump impeller, upper and lower housing, drive key, face plate, gaskets and water tube and seals One of the most complete kits available to repair 2 and 4-stroke outboard water pumps Includes: Upper & Lower Housings Gaskets Seals Impeller Drive Key Face Plate Water Tube For: Use in various 2-Stroke and 4-Stroke applications.  Fits: 75-115HP Optimax 1.5L (SN 1B227000 & Above) 125HP 3 Cyl. 2-Stroke DFI 1.5L (SN 1B736885-2B112787) Water Pump Rebuild Kit 40CT-125HP Instructions Gearcase Assembly 75-125 Instructions