Originally Posted by scott54
I haven't tried zip free yet but every time I've raced a big race on a clay track, and the mains were later on the evening and the track started drying out and losing it's tackiness, it seems the fast guys switch to zip free.
I usually think its the opposite. I always like zip free when its wetter, but then things like death grip or paragon work better when it dries out. Cav won the 07 columbus race on wd40.
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