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rodstored-72 · 07-14-2023, 05:47 PM

i have a '86 C10 with dual tanks. i have a 5.3 GEN IV ('11 sub) for some reason I am averaging 53PSI at the rail. i have a AC DELCO EP380 fuel pumps. with the "Corvette style" regulator any ideas what could be causing low pressure. both tanks work - feeding fuel 7 there are no leaks.

thanks!!

07-14-2023, 05:47 PM	#1
rodstored-72 chevy truck fan Join Date: Mar 2005 Location: Gilbert, arizona 85298 Posts: 1,970	Low fuel pressure i have a '86 C10 with dual tanks. i have a 5.3 GEN IV ('11 sub) for some reason I am averaging 53PSI at the rail. i have a AC DELCO EP380 fuel pumps. with the "Corvette style" regulator any ideas what could be causing low pressure. both tanks work - feeding fuel 7 there are no leaks. thanks!!