Quote Originally Posted by 96/chevy/pu View Post
Ya'll I was thinking that na motors performed best 12.8-13.2 sounds a little rich but still kinda weary of that trans, what gears do you have and tire size.

BB
Trans worries me to, but with less than 5k on it I had to take the chance. Isn't the 80 longer than the 4L60? I'm running 3.73 gears and 275/17s. Also, the 12.4 was a typo the dyno actually shows 12.14.