Quote:
Originally Posted by Ed Wright
I don't have one to look at right now, but can somebody that has looked both over tell is the engine is set back as far in a 3rd gen? Having to drag less tire down the track is equal to more hp. I would expect that to be worth more than the aero difference. The 3rd gens I see around here have some big tires. May just be for bracket mode?
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I imagine the tire companies would know the rolling resistance of their tires at different pressures. It would be interesting to know that info for the commonly run tires. I bet the rolling resistance changes for bias ply tires as they grow, radials probably don't change as much.