Quote:
Originally Posted by Dragoneye
I would have to guess that the single biggest factor is compression ratio. The LS3's is 10.7:1, and the LS9/LSA are in the 9.1:1 range.
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Good point. I'm still trying to figure out why does an LS9 need to push 10 psi to get ~ 500 RWHP, with better heads, cam, exhaust, etc. while an LS3 only needs ~ 6 psi though
Is the CR affecting the power
that much? I'd be interesting to learn though
