DIY_EFI Digest V4 #602

Laura & Neil neilaura at accessworldnet.com
Tue Oct 26 13:50:43 GMT 1999


> Date: Mon, 25 Oct 1999 07:56:52 PDT
> From: "David Sagers" <dls2867 at hotmail.com>
> Subject: Converting a Performer manifold and TBI to TPI...
>
> Steve
>
>
> If you are really good at drilling you can make jig to hold your manifold
> and drill it for injectors, then either weld or epoxy in the bungs to hold
> the injectors.  Force Fuel Injection   http://force-efi.com/  sells these or
> you can pay to have Force make the conversion for you, about $600.  One
> thing to consider is that if you are going to use a solid fuel rail all of
> you injectors must be at the same angle and at the same height. If you look
> at the runners on a Performer, or any other dual plane intake, intake you'll
> notice that runners next to the head are various heights.  Consider a
> Edelbrock Torquer intake as all the runners next to the head are about the
> same height.  Even though the Torquer is a mid range RPM intake,  the EFI
> will really tame it down and you'll have some very strong low end power and
> throttle response.  About a year ago I read an article in a 4 wheel magazine
> that described using a Torquer converted to EFI on a rock crawling jeep.
> The bottom end power was very strong as the EFI does not depend on air flow
> to draw the fuel out of the carb.  If you use the Performer, consider making
> your ow fuel rails/lines out of some high pressure fuel line.  Another
> option is something I saw in the PAW catalog.  I think it was a Weiand
> intake that is made to be converted to EFI. It has the pads and the fuel
> rail towers cast in and would save you a bunch of time and money.  You'd
> still need to drill and weld the injector bungs.  Cost is about $250 from
> PAW.
>

I had to think about this for a minute.
If you are converting a performer manifold designed to work  wet, with a carb, to dry
PFI, will it still have the same torque characteristics?.

Neil




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