5.3L+LS6 Cam+PT67 = 560rwhp 580tq
#53
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Good numbers! I made 486/505 with my old 5.3 with about 10 psi on a 62-1 and a mail order tune. Im pretty sure bumping the timing up a few deg. would have got me easily over 500. Nice numbers for sure!
#54
TECH Junkie
Congrats man. Lovin your truck. Cant wait to see it put down the numbers at the track. Its gonna be good!
#56
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i know when i had a lq4, 243 heads and 230/227 cam. it was a nice seat of the pants gain, nothing on paper to prove it though