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va t · 11-15-2017, 10:08 PM

For what it is worth I've always checked fuel pump inlet and outlet valves by blowing and sucking by mouth. Minute leaks can only be detected by checking with vacuum pump & gauge (Mity Vac). I went thru several NOS valves before finding two with no leak down. WHAT A DIFFERENCE THIS CAN MAKE!!

11-15-2017, 10:08 PM	#12
va t Member Join Date: Oct 2010 Location: small town Iowa Posts: 55	Re: 1952 ford loses prime For what it is worth I've always checked fuel pump inlet and outlet valves by blowing and sucking by mouth. Minute leaks can only be detected by checking with vacuum pump & gauge (Mity Vac). I went thru several NOS valves before finding two with no leak down. WHAT A DIFFERENCE THIS CAN MAKE!!