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Old 04-27-2008, 08:41 AM   #1
lester622
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sendin unit/ fuel pump question

im putting a 99 454 in a 93 truck, am i gonna have to change the sending unit and fuel pump to the one from the 454 truck? or the sending units and fuel pumps all the same?
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Old 04-27-2008, 03:41 PM   #2
ed2552
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Re: sendin unit/ fuel pump question

The unit is a low pressure for a TBI on your 93, the 99 is a Vortech, needs more pressure than the 93 pump can put out, 99 needs ~50 psi, 93 gives out ~15 psi
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Old 04-27-2008, 08:41 PM   #3
lester622
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Re: sendin unit/ fuel pump question

Quote:
Originally Posted by ed2552 View Post
The unit is a low pressure for a TBI on your 93, the 99 is a Vortech, needs more pressure than the 93 pump can put out, 99 needs ~50 psi, 93 gives out ~15 psi
thanks
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