Who is running 10psi (or more!) on a stock LS1
12-17-2009, 07:40 AM
#41
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Local guy is making a little more than 700rwhp on a stock LS6 for a couple of years now the car is drag raced during the season. 13psi, conservative tune, lots of meth. Motor has held up but the transmission and diff suffered catastrophic failure.
12-20-2009, 09:36 AM
#42
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I just made 618/695 on 13 psi,e85,and a cracked ring. engine made 550 whp for 4.5 years before i cracked a ring. 
I should add I still drive the **** out of the car, cracked ring and all. lol
I should add I still drive the **** out of the car, cracked ring and all. lol
