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Originally posted by spanky:
350 powered, with Allison AT545 Automatics.
Is that transmission a good one for a V-8 powered truck?

I have a 454 powered P30 with a TH475 behind it. Would the Allison be better?

1955 1st GMC Suburban | 1954 GMC 250 trailer puller project | 1954 GMC 250 Hydra-Matic | 1954 Chevy 3100 . 1947 Chevy COE | and more...
It's true. I really don't do anything but browse the Internet looking for trouble...