4 piston brembos, Master cylinder, proportioning valve confusion.

Kern Dog said
Advising a member with a street car using your experience that applies to a race car is an apples and oranges issue.
Race cars use custom everything. You can make the brake pedal ratio whatever you want. Stock based street cars use mostly stock equipment.
I measured mine and was surprised to be around 6.6 to 1. It still wasn't enough.

I'm telling him what I run on my son's dart, my foster son's dart, and what I have put on past Darts, Camaros, Challengers . . . some 4 whl disc, - beside my experience with 4 whl discs with 7 inch slicks.
Last weekend, - off to the strip .
But I certainly recommend Cass, he is hard to get hold of by phone.

Note No Slapper bars, - they hook .lol