The word on ls1tech.com is that the stock rocker assembly is just as good.. when you see side by side dyno comparisons the stock ones make marginaly more power on some engines.... if you want rollers the YT´s have a good reputation, but i would leave the stock hardware
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Elwood:We're 105 miles from Chicago, we have a full tank of gas, half pack of cigarettes, it's dark out and we're wearing sunglasses.
Jake: Hit it.
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