Originally Posted By 03heavy
From what I’m seeing the most guys using a 3 speed
With a aggressive rear axle ratio and a trans brake have trouble
With the 60’s Or from what I can tell anyways
You use a 904/727 or a glide whitedart
I have both a 904 and a Powerglide.. I think the issue is shocks. And Springs.. I believe it was Al that said by the best shock you can afford and I agree 100%.. also have worked with John Calvert with getting the correct leaf spring for my car..

In the 8s N/A.with Brett miller W8's
5.07 at 133 at 2700lb