MSefi.com read only forum (Jan.15,2018)

The returnless 58 PSI fuel system used on '99-'03 Corvettes is very popular with hot roddres and good to about 600 HP. It is very stable, just not manifold-referenced. Since we have a VE table based on MAP anyway, why can't we fudge the low pressure values down slighlty to fully compensate for the ...

I presume you want a billet piece for show.
No, just want a "top breather" with a massive 1960's style air cleaner sitting on top of the engine. The throttle body will be pretty well hidden.

Of the units described in this thread I'm leaning towards the BBK unit (due to price and no import duties ...

Edelbrock:
Model 3878 1000 CFM 4x1.75" $439 http://performanceparts.com/part.php?partID=136149

MFI:
Multiple models http://www.injector.com/throttlebodies.php

Wilson:
Multiple models: http://www.wilsonmanifolds.com/shop/index.php?l=product_detail&p=17

Force EFI:
1000 CFM 4x1.75" $575 http://www ...

Interesting. Would the last two with the built in fuel rails be considered TBI (since entire manifold is wet) or port (since they butterflies are dry)? or something in between?

Mike

I've been looking for a throttle body for a standard American 4-barrel carb manifold. Here is what I've found so far. Please add to the list.

Accufab:
Model 4150 1215 CFM 4x1.75" $529 http://www.accufabracing.com/throttle_bodies.htm
Model 4500 2128 CFM 4x2.25" $549

FAST:
Model 4150 1375 CFM 4x ...