Water Pump Rebuild Kit - 817275A5

Water Pump Rebuild Kit - 817275A5 / 817275K05 This water pump rebuild kit is designed to help maintain and repair the water pump on Mercury and MerCruiser engines. The water pump is critical for circulating water through the engine’s cooling system to prevent overheating. Replacing a boat's water pump rebuild kit 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 impeller For select Mercury DFI outboards. One of the most complete kits available to repair outboard and stern drive water pumps. See your owner's manual or service manual for specific applications and replacement instructions. Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive Includes: Upper Housing Gaskets Face Plate Impeller For: 3.0L DFI Outboard Engines Fits: 200-225HP DTS Optimax 6 Cyl. 3.0L (SN 0T599000-1B964735) 225HP XS/Sport XS 6 Cyl. 2.5L DFI Optimax (SN 1E002584-1B792195) 225HP Sport XS 6 Cyl. 3.0L DFI Optimax (SN 1E000797-1E002583) 225HP Pro XS Optimax 3.0L (SN 1B04549 & Above) 225-250HP 3.0L EFI 2-Stroke (SN 0G760300 – 0T408999) 225-250HP 3.0L EFI 2-Stroke (SN 0T409000 – 0T800999, 0T801000 – 1B177011, 1B4177012 – 1B504988, 1B504989 – 2B528096) 250HP Sport XS 2.5L 6 Cyl. 2-Stroke (SN 1E002342-1E051823, 1E051824-1E052994) 200HP 3.0L EFI 2-Stroke (SN 0T750164 – 0T800999, 0T801000 – 1B417701) 300HP 3.0L EFI Pro Max (SN 0G610221 – 0T105297) 300X 3.0L EFI Pro Max (SN 0T235084 – 0T429939, 0T429940 – 0T999587) 300 HP XS 6 Cyl 2-Stroke 3.2L (SN 1E001867-1E052057,1E052058-1E053987)