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Re: Wheelspin



>If you have questions on any of this, refer to "Race Car Vehicle
>Dynamics" by Milliken and Milliken or "How to Make Your Car Handle" by
>Fred Puhn or anything by Carrol Smith.
>
>In all my reading, I've never noticed the term slip angle equated with
>wheelspin.  All wheelspin does is allow your engine to reach it's torque
>band more quickly.  Traction actually goes down.

Not to get into a pissing contest but you've got a ways to go 
here......... In all my real world experience (And I've got lot's) Cf 
goes up with slip..... To a point.  Be it wheel spin or tire slip (Same 
thing just two ways of saying it...) For most street tires they need a 
10% Delta V to get max Cf. For more detail get the SAE paper written by 
Harvey and Ressler.

Eric Fletcher
Suspension Engineer for:
Rossi Race Team
Team No Fear
DS Racing (Trans-Am cars)
Etc, etc  I have also done most of those teams test driving....