TBI cam duration

[TK]

Turbo City uses  GMEPro for their 747 eproms.

----- Original Message -----
From: CSH-HQ <nacelp at jvlnet.com>
To: <gmecm at efi332.eng.ohio-state.edu>; <gmecm at efi332.eng.ohio-state.edu>
Sent: Wednesday, November 03, 1999 9:12 PM
Subject: Re: TBI cam duration


> 400 HP from a single TBI-Nope
> 400 from a dual TB TBI Possible, but no ecm is designed to do that (oem).
> There are several threads about the Howell design, and it's shortcoming
> (ie the system using the 730), while Turbo city and Howell sell a setup
for
> duals and a 747 it also suffers from the same flaws.
>   Your generating a no win situation, from what I see.
> 360ish real HP is doable with the BBC TB.
> I'm making about 325 with two 2" buterflies on a 355 SBC  TBI.
> Grumpy
>
>
>
> >454 tbi's are hard to find around here, v-6 tbi's are real cheap (free):
> >
> >I'm building 400 sbc with aftermarket heads or vortech, haven't decided
yet,
> >stock crank, 5.7 stock rods, mild cam to replace 350 in 93 cop car which
> >already has tbi
> >
> >The Howell dual tbi stuff looked good as a complete package but the price
is
> >out of my budget; tpi's are available but I understand they will not
support
> >much hp without alot of extras such as big runners, ported manifold, big
> >throttle body, big injectors, etc.  This is out of my budget.
> >
> >I thought if I could add another cop tbi it would feed up to 450 hp using
> >adapters on an old dual quad manifold.  I haven't looked at the ecm for a
> >part number yet.
> >
> >Assuming I can find a 454 tbi, how much hp will it feed without going to
> >bigger injectors or making custom modifications to it?  I'm a "bolt on
guy"
> >not a machinist and am just learning ecm.  (I ordered the new board, but
it
> >appears it will be a while before I have it up and running).
> >
> >I would appreciate any ideas  on a simple and inexpensive way to keep efi
and
> >still get 400 hp.
> >
> >Thanks.
> >
>
>