Found my replacement engine!
Introducing the new 502" EFI crate combo. 581 TQ @ 3,200 436.5 HP @ 4,600. This baby is READY TO WORK !!! We've been wrestling around with the idea of replacing Red with something younger and I ...
Forum Discussion
bucky wrote:
Yes, that would be one of the earliest Allisons behind a DM. Allison trannys are one of the best if not the best in the industry. They are used in different configurations all over the world. The issue with the longevity in the early DMs was that GM speced the tranny to the stock power as the DM power numbers increased over the years. Tuning and hot rodding a 02 DM without the needed upgrades to the tranny will not end well. That's all I'm saying and that is why I suggested a straight drive (manual) trans behind that behemoth 502 in that older Ford truck.
But the 502 that the OP is planning on doesn't make any more torque than a LiLY Duramax.
