GMC Truck Forum banner

Rough idea?

1066 Views 8 Replies 5 Participants Last post by  FiestyZ71
Hello everyone, I recently picked up an 08 crewcab 4x4 1500 on 33's with a 4.8 in it. I understand it is a 4.8 but this thing is slooowww so heres my plans for it below. What do you guys think it'll run in a 1/4 with the mods below?

4:56 gears

comp cam .522/.529

circle D 3200 stall

black bear tune or texas speed tune
1 - 1 of 9 Posts
Ur not gonna be close to 13s.
1 - 1 of 9 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top