if this was just a rebuild not much. The 4.8 and 5.3 only had 15hp difference between them. My 4.8 made 450hp/450 tq on 10psi. Depends on how much performance you were looking for.
if this was just a rebuild not much. The 4.8 and 5.3 only had 15hp difference between them. My 4.8 made 450hp/450 tq on 10psi. Depends on how much performance you were looking for.
Name: Mark,
God created turbo lag so nitrous trucks could have a chance.
http://www.ls1truck.com/forums/my-ga...tml#post274877
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