Mercruiser Gen 4 Standard Duty Sea Water Pump 

Stainless Steel Snout / OEM Housing Sea Pump Assembly

Replaces:
• Sierra #18-3600
• Mercruiser 46-72774A32 and 46-807151A12

Hardin Marine has taken their years of sea water pump manufacturing experience and blended their Extreme Series Sea Pump with an OEM style housing. These snout assembly on these pumps are cast from 316L high quality stainless steel and each pump uses a double roller bearing style snout assembly while integrating a one piece OEM plastic rear impeller housing. Replaces two-piece raw water pump. Fits most Bravo, TR, TRS applications