Quote:
Originally Posted by jeepgclwj
The guy that tuned my car told me that an LS1 is an LS1 is an LS1.
He said that the f-body LS1 were underated because of the vette and that they are rated at 350and thats why most LS1s dyno at 300ish to the rear wheels...
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This is true to an extent. Each year the LS1 got a bit better than the previous.
If you dyno a stock zero mile 1997 LS1 against a stock zero mile 2004 LS1, the 2004 motor will make a lot more power. Mostly because in 2001, the LS1 got a LS6 intake manifold stock, and a milder cam.