Quote:
Originally Posted by Greg Hill
I think what NHRA is looking for are the aluminum circle track air cleaner bottoms that a lot of racers are running. These are not close to oem but racers have been running them for years.
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I spoke to a super stock buddy Monday and his SS had one of these roundy-round bases. He was told to loose it. He doesn't know why, but it picked up .08 the next round! He lost on an explainable breakout. Guess he owes NHRA a big thank you!