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Chevy/GMC Trucks \  external fuel pump

external fuel pump

Chevy/GMC Trucks Make Specific
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replies 5
following 3
 
low_noma88   +1y
have a question regarding what pump i need to get...i have a 93 s10 with 4.3l vortec throttle body...i already have a fuel cell but i dont know what psi i need to be at, i keep getting different answers summit says around 60psi...any help would be appreciated!
vcminitrucker4lyfe   +1y
if you get a MSD 2555 fuel pump you will be fine the regulator is in the throttle body just run it in line with your factory fuel lines and you will be golden.
Young BBC   +1y
yea what minitrucker4lyfe said. the stock fuel rail will have a built in vacume regulator. when i did the cell on my 2000 s10 with a 2.2l i just called jegs and told them what i was building and he told what pump i would need for a 4 cylnder. i ran new fuel lines to the stock fuel filter and i havent had any problems at all.
low_noma88   +1y

thanks a bunch seems easier than i thought lol any suggestions on extending fuel lines if i need to?
Young BBC   +1y
i ran new fuel lines to the stock filter. i used that aluminum tube that summit sells in rolls. i used the 3/8 inch stuff. to attack it to the stock fuel filter i used pieces of 3/8 inch fuel line with hose clamps. not the best but it works great
vcminitrucker4lyfe   +1y
Btw just to let you know mine was a 93 S-10 with the 4.3lt also and i Drove it daily on that setup for like 2-3yrs til i sold the truck with no problems at all.
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