Discover the precision and quality of our Brake Regulator Pressure Valve Mk3, designed for all MK3 minis up to 1978 except the Cooper S MK3. Perfectly fitted for cars with 3/4" larger bore rear wheel cylinders, this valve ensures optimal braking performance. At Mini World Australia, we share your enthusiasm for Classic Mini and Moke cars, offering a wide range of new and used parts to keep your classic running smoothly. Trust in our expertise to provide reliable solutions for your beloved car.