How to hit low 13's, or high 12's without breaking the bank?

BurningRubber said:

Our track (when its open) is sealevel... humidity is a hit or miss though. My car ran a 9 flat in the 1/8th as is by the previous owner.

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svttech76 said:

before you go check the weather... you want the temp to be reasonable humdity low and the BARO pressure to be high.. a lot of people forget the baro..

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