Quote:
Originally Posted by cencalc6
Scott, I made 689RWHP @12psi on my last LS2 engine with a Big Cam and factory pistons.....But ofcoarse my tune was dead on and I was running Methanol Injection.The engine ran Strong for a whole Year, until I went Bigger.
With a mild cam @8psi will get you easly in the 550+RWHP Safely 
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Did you road race it? Big difference in making dyno numbers and taking it out a flogging it for several laps.