Quote:
Originally Posted by big-daddy
A stock LS2 turns about 300 RWHP, so you'ved added 100 to that. I'm told the gain with the addition of headers is smaller than one would normally expect as the stock manifolds flow pretty good. The custom tune would likely add around 20 more.
my .02
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I have been under the impression that the LS2 is more like 340+ rwhp. At least the dynos I have seen. Also at an advertise engine HP of 400, you would talking about a full 25% drive train loss to come upwith only 300.
