bowtye8

Change botrh impellers on 496ho's. one of the readings in still 40psi. even with engine off.
Both old impellers I changed out the old ones looked good.

Trying to find the sending units.

Thanks
Dennis

Edward R. Cozzi

Unfortunately it is under the heat exchanger and requires its removal in most cases. I usually farm that job out to somebody like Doller Marine.