[DeTomaso] Brakes!
Daniel C Jones
daniel.c.jones2 at gmail.com
Fri Jun 20 13:59:51 EDT 2008
Porterfield has R4S (soft), R4 and R4E (endurance) pad compounds,
among others. The R4S is a soft pad meant to have a coefficient of friction
cold. That makes it great on the street and autocrossing but they can fade
at elevated temperatures induced by repeated hard stops.
Dan Jones
> This brings me to an interesting question. I just got my Porterfield
> R4S pads for the Pantera. A note on the invoice says the R4S pads are
> -not- for racing use. So does that mean sanctioning bodies won't
> accept them? Or does that mean there is a specific performance
> characteristic that is not suitable to the track? If a person wanted
> to autocross their driver Pantera, would these be the wrong pads to
> have? And if so, what would be the better recommendation?
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