[Diy_efi] Question about TBI fuel pressure

Jim Butterfield jimbutterfield
Thu Sep 22 14:40:33 UTC 2005


how about getting a fuel pump from like a chevy truck
or what ever the TBI system came from... gm trucks do
use intank setups... thats what Im going to do on my
scout II

jim

--- Jim Kyser <jimkyser at ieee.org> wrote:

> I am adapting a TBI system to my 1946 Willys Jeep
> with a Buick V6. 
> (yeah, I know I could adapt a Buick TPI setup but
> the parts are much 
> more expensive)
> 
> My question regards fuel pressure. I would ideally
> like to run an intank 
> pump and am looking at the pump from a Pontiac
> Aztek. Basically, the 
> pump and fuel level sensor are all mounted together
> in an assembly that 
> bolts in from the top of the tank though the typical
> large opening. The 
> problem is that the Aztek pump is for a TPI setup
> and puts out upwards 
> of 40 PSI. I know that the TBI systems need more
> like 5 PSI. Could I 
> just put a regulator inline to drop the pressure
> down?
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