Join Date: Feb 2010
Location: Narragansett Bay
Thanked 544 Times in 521 Posts
Rep Power: 11
Re: Fuel Pump Noise
Why would the fuel return valve ever be closed?
For a moment, when I read about a continuous purring noise, I thought you might have been hearing the engine room ventilation fan.
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In the harsh marine environment, something is always in need of repair. Margaritas fix everything.