<snip>
> It may not give you the
> engine speed reduction you're looking for (e.g. - if you have a 5.55 rear
> end now, you need to drop to a 2.59 and I'm not sure there ever was one that
> low - maybe someone else can say for sure).
>

'67 & '68 Camaro's with 327 & powerglide came with 2.73's (non-posi) in
the rear end. Can't say that I've ever heard of anything less than that.

TomC
'90 ZR1