I have a 1993 5.8 EFI OMC Cobra on my Seaswril 190SE. It has two fuel pumps, a low PSI one that advances fuel from the tank and a second one that is a high PSI pump that feeds the fuel injectors.<br /><br />I have gone through 5 of the low PSI pumps and 3 of the high PSI pumps. Why? I use the...