Walt Boeninger wrote:
>
> Hi Darrel (nice last name)
>
> [from "Darrell Ford"]
> >Hi everyone. I am looking for some advice on my 66 Coupe. I am located in
> >the Bay Area and have decided to fate my Coupe to the racing circuit. My
> >first dilemma is whether to set it up as B production or Trans Am (I recall
> >reading about some 66 coupes in the series). This car is basically a shell
> >so I am starting from the ground up. The next consideration is brakes and
> >an engine. I know that some of the Shelby B-prods in the North West are
> >using 1969 351 Windsor heads, what about the rest of the motor. Or is
> >there a 300 ci cap? I also know that Shelby used the larger rear drums from
> >the galaxies, but what about the front? I am just getting started so before
> >I get too far along I thought I would have a plan (I know, why). Any help
> >is greatly appreciated.
>
> The answers to your questions depend entirely on who you want to run
> with. (HMSA, VARA,CSRG, SCCA, etc)
>
> The following applies to HMSA:
>
> A 66 coupe would probably not qualify as a BP car. Have never seen one
> at any HMSA event. And FYI, BP GT350s are limited to 289 CI (.030 overbore OK
> Windsor heads would be OK
>
> It would most definitely not qualify for Trans Am w/o period history.
>
>
>
> As for VARA, CSRG, SCCA etc, their requirements are less stringent and
> I won't (can't?) quote requirements since I am not intimately familiar
> with them. I know of GT350 replicas with 377 Stroker motors running in SCCA
> vintage (no comment) Also, early Corvettes prepared to very late race
> prep.
>
> Check out the group you intend to run with. I would build it as a
> Trans Am replica, this would be more 'authentic' than BP.
> TA ci limit is 305. Original 66 Trans Am cars had stock 11"
> front brakes and 10x2.5 rear drums. Though this changed rapidly
> by 1970. Our car has 12" Tbird/Lincoln front brakes and the stock
> 11" front disks transplanted to the rear. All this was done when
> the car was raced in the late 60s.
>
> Good luck, feel free to ask away.
>
>
> -------
> Regards
>
> Walt Boeninger - Nor Cal SAAC 67 GT500 | 67 Shelby T-A #31
> http://www.norcal-saac.org 71 Boss 351 | 97 5.0 Explorer
> Email: walt@hpwrcxe.mayfield.hp.com <space> | 86 Mustang GT
> FOR SALE: 68 Corvette Roadster.
I believe the Trans Am cubic inch limit was, and I know it is now 310
ci.
If you bore a Boss 302 .030, the max recommended you get 307 ci.
Bill Dalton
VSCDA Chief of Tech
SCCA National Tech
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