Quote:
Originally Posted by mikeSS
well the big question is. do you have a LS3 (manual) or l99 (auto)? if you are putting 420WHP with the headers intake setup, you must have a ls3.
with that said Ls3s uses a cam. not cams. the Zr1 used a cam. the l99 uses cams. but can be made to use a cam, which is what most do.
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Maybe I'm out to lunch here but the L99 is OHV and not OHC or DOCH therefore should only have one cam. GM hasn't made a V8 with multiple cams since the northstar.