Firestone tire is a NASCAR sponsor. Some of the cars use firestone tires other cars use NASCAR tires. Firestone also sells NASCAR tires in addition to their own brand.
Unlike the Nascar Nationwide Series, the Sprint Cup Series does not use rain tires.
They fill their tires with nitrogen.
No, they can not. Nascar does not use rain tires. Just like any other Nascar race, they would have to wait for the rain to stop and then begin the track drying procedure.
NO
For maximum grip.
Yes the new tires are faster and do not slip.
As many as they need to use. There is no limit in Sprint Cup.
About 1500 dollars a set.
Cast Iron 5.7L V8 Aluminum cylinder heads 358 c.i. max-800 HP
1995
The biggest tires that are common have about an 29" outer diameter.