1958-64 Chevrolet Car Disc Brake Conversion Preformed Brake Front Brake Line Kit OE Steel 5pc For cars that have converted to disc brakes with the brass 5 port valve off the master cylinder. Side Bracket THIS is a front set - you already have the small master lines with the conversion and you can re-use your existing front to rear brake line. This is the 3 pc set -The 3 lines off the valve - the left front, right front and second right front that connects to the existing front to rear .