I agree, that cross drill rotors are a waste of time... I'd go as far to say they are a bad idea. I posed this link a while back, but I will again- http://www.shotimes.com/brakes/part2.html This is a article written for the "SHOTIMES" group. I am a member, and think there are a few other SHOWTIME'rs on this list.. Gary (the author) is well respected. fjk143@xxxx wrote: > > Cross drilling is a factor in cooling in race applications to prevent fade > and also in the wet as it reduces the time the brake pad floats on the water > film as the water film is dispersed not only outward but also into the holes. > In race applications or on a motorcycle it is a big deal. On a street car > it is so-so and mostly for boy racer looks. Many modern street Ferraris and > Porsches did NOT have drilled or slotted rotors. It is often a waste of > money with poor results. >