I was concerned about the flow coming out of the 2 exhaust ports (there isnt a tell-tale) and I didnt know the age of the impeller, so I bought a water pump kit for my 77 140 V4. Once I got inside the old impeller looked good. I went ahead and replaced the cup, housing, impeller, o-rings, and...
Re: '77 140 V4 - High Performance fuel pump?
P/N 18-7352 (replaces 0438556) - marineengine.com lists these p/n's for my model......
There is a slight difference in the shape of the top of the housing and the gasket (screen filter side) is different - cap and screen are the same. The mounting...
Will it hurt anything to use a "high performance" fuel pump on a '77 140 Hp V4? I ordered a fuel pump for my engine model # (140TL77S) and received the high performance version.... Noticed the gasket from the screen filter cover to the pump was different and then looked at a PDF repair manual...
