Complete Mopar Front MBM Disc Brake Conversion Kit with Booster and Master Cylinder. Kit includes an 8" dual diaphragm booster, master cylinder and proportioning valve. Front kit features 11" rotors, forged steel spindles, loaded calipers, caliper brackets, brake lines and hardware. This kit is designed for 62-72 B-Body and 70-74 E-Body cars. It is best to call before ordering to ensure that we set up the right kit for your application.