HOw tough r the LS7 Lifters???
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hey guys just wondering how tough the LS7 lifters are? i am gonna be running a supercharged 408 with an equally mean set of heads and cam will they hold or should i upgrade again?
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I'm running them in my 383 build and that will spin to 7K plus. GM wouldnt put a lifter in a motor that spins to 7K STOCK and has a warranty if they werent a good piece. I have heard of ppl doing cam swaps in the new LS7 Z-06's and spinning to 7500 with stock lifters so you should be fine.