u know it, i ran 12.3 at midnights last weekend on 150 shot, got the truck lowered and fixed the spinning prob also put a hd2 transgo kit in tranny today, it works great, just run coreys 00 step side, its goot 6.0 smaller cam, 80e longtubes, and spray, tuned by lg, we ran on motor, got him by bout 5 or 6 on motor from dig, same from roll