Quote Originally Posted by pennyman1 View Post
I am not sure how the transfer case has survived the abuse you have given it so far - taking it out of 4wd while moving forward usually leaves it engaged. If you put 500hp through it, it will most likely explode, if the tranny doesn't first. If you want to drag race - do it with a 2wd truck.
I'd agree with pennyman on this one. 500 ponies through the antiquated 4WD transmission on these trucks will not hold up well. I would also think the trans would be hogging HP too. It would take some radical engineering to beef the drive train up enough to survive this on a regular basis.