Originally Posted by Noodle555

Answer me this. Why do companies like AP Racing and Brembo have packages for race applications, not for reglar street cars but for purpose made race cars, that come drilled or slotted and are floating. From your own words the greater mass would ensure no brake fade under race conditions. Why don't they have the same size rotor with no vanes or holes, beacuse according to your logic that would provide better braking?

Fact is that drilled or slotted provide superior braking by being lighter and being able to expell gasses. However, they are prone to overheat and that's why there are brake cooling kits.

The end.

Have a nice weekend