47-43026T2 Water Pump Impeller & Key for Mercury MerCruiser | JLM Marine family-yamaha-8mlht Reusing an old gasket will

Reusing an old gasket will likely result in leaks and potential engine damage

and 880576T04

carefully loosen and remove the water jacket and cylinder head bolts

The most crucial check is the impeller inner diameter (ID)

47-43026T2 Water Pump Impeller & Key for Mercury MerCruiser | JLM Marine family-yamaha-8mlht Reusing an old gasket will47 43026T2 Water Pump Impeller & Key for Mercury MerCruiser This high quality aftermarket water pump impeller with key is designed for Mercury MerCruiser stern drive engines, including the Mercruiser Alpha One Gen 2, and a wide range of Mercury outboard models from 65 HP to 220 HP. Engineered to meet OEM specifications, this impeller ensures reliable cooling system performance across 4 cylinder and 6 cylinder applications. This impeller directly