Quicksilver 8M0199643 Water Pump Repair KitMercury Water Pump Repair Kit 8M0199643 provides all required components to service the water pump on select Mercury 2530hp 3-cylinder EFI outboards. This OEM kit supports proper engine cooling system function by restoring water flow and preventing overheating.Engineered for durability and precise fit, the included impeller features elastomers designed for flexibility across a broad temperature range throughout the boating season. Manufactured to Mercury specifications, this kit ensures dependable fit, function, and performance.Features: Genuine Mercury OEM part 8M0199643; Complete water pump service kit; Includes impeller, key, liner, guide plate, two gaskets, dowel pin, and retainer; Impeller elastomers engineered for temperature flexibility; Supports optimal outboard cooling system performance; Built to Mercury engineering and manufacturing standards;