Quote:
Originally Posted by Alan Nyhus
Steve offered a good over view. Are you looking for a cooler to use every round? One that you can use for a heads up run, a qualifier, etc? For E.T. improvement, I've seen a minimum of .004 to as much as .010...depends on the car.
Brainerd Stock winner Chris Knutson uses this one:

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Yea I like the one in the pic. I want it just for heads up runs.