Quote:
Originally Posted by m4a1mustang
A lot of it depends on the surface.
On concrete tracks the rubber can build up moreso than on asphalt tracks and develop grooves that screw things up.
But for the most part once the track has fully "rubbered in" the excess rubber just marbles up at the top of the track outside of the groove.
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good point! at my usual local track, we have concrete mixed with asphalt... the effects and timing of buildup are very different depending on which part you hit