Suction through a unpowered Tank Pump.

[Jon Fedock]

A brand new AutoZone mechanical would NOT pull through a stock TPI pump.....
Jon

-----Original Message-----
From: David C. Allen <davida at primenet.com>
To: gmecm at efi332.eng.ohio-state.edu <gmecm at efi332.eng.ohio-state.edu>
Date: Saturday, August 07, 1999 8:44 PM
Subject: Re: Suction through a unpowered Tank Pump.


>Hello Bruce
>That's what I am trying to do!  The 86 suburban already has a return line
>for the mechanical fuel pump. The chassis fuel lines are in two sections
>front and rear they meet  around the transfer case. they are interconnected
>with rubber fuel line. This is the factory location for the fuel injection
>fuel filter. So my plan was to replace the rear section of fuel lines from
>a 90 suburban, replace the fuel tank also a 90 suburban, run the pump
>wiring  and interconnect the front and rear lines. so the only double work
>would be at the interconnection.
>
>But the big question was could the mechanical pump pull fuel through the
>in-tank pump?
>
>David
>
>
>:
>>Try Ron Gregory, he maybe lurking  here, or at the syty at syty.org list
>>I'd still perfer just to do it right once.  Changing from all suction to
>>high pressure lines, and with the wiring, I'm too lazy to make a project
out
>>being undr it 2x when one will do.
>>Bruce
>> >I would like to do the fuel tank change, and install the new in-tank TPI
>> >Camaro  pump. The engine driven pump is only 3 months old, and the
>> >un-powered operation  would only be for a few months.
>> >
>> >Any good places on the web to buy pumps????
>> >
>> >David
>> >
>
>