This is a replacement impeller used in the raw water pump on a very select few Indmar engines in the 1980's as well as a few Tige's with Marine Powered engines

The Johnson F5 Raw Water Pump is very rare in the watersports industry and we recommend doing a double check to verify that this is the correct impeller for your application. To double check, make sure that the brass plate on the housing of the raw water pump has F5 engraved or double check the part number on the impeller itself when it is removed from the housing.

We recommend checking your engine maintenance manual for the service interval for changing the raw water pump impeller on your specific engine. Staying on this maintenance plan with keep your boat running smooth and happy for years to come.