HelP!! mE PLEASE!!!

acestang20 · Dec 31, 2007

Hi im new to this forum and i need help real bad. i have a 90 f-250 that came with 5.8 efi but i put a 460 carburated in it. when i go to start and turn the key on it just clicks and the fuel pump wont come on. i replaced both relay and checked the inertia switch and the fuel pump works!! so ive just been pullin my hair out tryin to figure out what is wrong with it..any help would be appreciated!!

fordtruckman · Jan 9, 2008

acestang20 said:
Hi im new to this forum and i need help real bad. i have a 90 f-250 that came with 5.8 efi but i put a 460 carburated in it. when i go to start and turn the key on it just clicks and the fuel pump wont come on. i replaced both relay and checked the inertia switch and the fuel pump works!! so ive just been pullin my hair out tryin to figure out what is wrong with it..any help would be appreciated!!

well did you change the computer too?

andre 244 · Jan 19, 2008

OK
NEED MORE INFO
WHAT TYPE PRESSURE U GOT OF PUMP
NEED LOW PRESSURE ONE 4 CARB
NO EXPERT HERE BUT THESE TYPE OF CONVESION IJT TO FUEL TRICKY
FIRST THE FUEL PRESSURE
WHAT TYPE ING
U MAY HAVE TWO PUMP ONE ON FRAME AND ONE IN TANK
ON FRAME IT BELOW DRIVER
ON CAB IF U USE HI PRESSURE PUMP THERE A RISK OF CARB FLOODING MAY
B FIRE HAZARD
AS 4 COMPUTER MAY NEED DURA SPARK ING COMPLETE
TO BY PASS COMPUTER
NEED MORE INFO SO GUY IN HERE CAN HELP U