Quote Originally Posted by 99turbogmc View Post
those numbers are from wiki, but other sites are sayin that the lq4 is anywhere from 300-325. I'd do the engine swap if you're plannin on makin big HP. If you decide not to I'd consider buyin whatever you don't use from the lq4.
whats the hp on the 5.3? like 295? i want to make good hp around 400 would be nice. one day !