http://www.allpar.com/history/mopar/disc-brakes.html gives an overview. 1969 and up per http://www.moparmusclemagazine.com/techarticles/suspension/mopp_1107_c_body_disc_brake_conversion/viewall.html The folks at inline tube have new Mopar Proportioning Valves, see the bottom of: http://www.inlinetube.com/Prop%20Valves/pro_valves.htm Thanks, Gary H. > -------Original Message------- > From: Bill Paxton > I believe the main difference between a “A”, “B”, > and “C” is on the “C” the caliper bracket is > different and allows the larger rotors to be used. Of the two types of > calipers available which one is preferred? Also what year proportioning > valve to look for? > -- -- -- Please address private email -- email of interest to only one person -- directly to that person. That is, email your parts/car transactions and negotiations, as well as other personal messages, only to the intended recipient. Do not just press "reply" and send your email to everyone using the general '62-'65 Clubhouse public email address. This practice will protect your privacy, reduce the total volume of mail and fine-tune the content signal to Mopar topic. Thanks! 1962 to 1965 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html and http://www.1962to1965mopar.ornocar.com/general_disclaimer.html. -- You received this message because you are subscribed to the Google Groups "The 1962 to 1965 Mopar Mail List Clubhouse" group. http://groups.google.com/group/1962to1965mopars?hl=en.