Quote:
Originally Posted by SaxoMuffin
Yeah from what I've heard as the roller-rocker type is least subjective to cam gains but like I said no-ones throttle bodied one to see what gains can be made so yeah should be a good test.
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atleast you are pushing the limits on a bit then mate, gmc done all the work to the engine i have about 9 years ago so its due a re-buid soon
