With some work, you could make that 200-4R work with the Caddy 500. If
you're planning to go EFI, a GM TBI would be the easiest way and you could
also control the lock-up convertor in the 200-4R with the ECM. Much better
system than the Holley. A 454 TBI should handle the big Cad.
----- Original Message -----
From: "Chuck" <cmk59@...>
Sent: Monday, November 03, 2003 11:46 AM
Subject: [Cadillac_Performance_Association] Engine Swapping...
> Hey, group!
> Am looking at the possibility of upgrading the powerplant/tranny in
> my '89 Brougham. The 307's huffing oil, and the tranny downshifts
> roughly. As my mileage is a paltry 13.5 mpg now (15.8 highway), I'd
> like to get more power and economy, if that's possible. Would like
> to put a GM 350/400 in it, with a durable tranny like a Turbo 400.
> Would also like to use an aftermarket F.I. unit like the Holley
> Commander 950, but cannot use it on my current ride due to the
> electronics in carb and tranny.
> All that having been said, can I simply swap in the motor/tranny I
> want and not screw with the other vehicle electrics, most
> importantly the environmental control? How much would such a thing
> cost in terms of fabrication of brackets, etc, if at all? Has anyone
> DONE such a swap? Can I just find what I want at the local GM
> boneyard and drop it in?
> Thanks a MILLION, folks!!!
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