Master Cylinder and Proportioning Valve Kit, Firewall Mount Brake Type:2 wheel disc These bolt on kits mount

These bolt on kits mount to the original master cylinder mounting studs and use the factory pedal assembly

No need to hunt around town for rotors

Performance Online now offers you the option of upgrading the rear of your 1971-87 Chevy

Thread Size & Nut Hex Size

tie rods and ball joints

Master Cylinder and Proportioning Valve Kit, Firewall Mount Brake Type:2 wheel disc These bolt on kits mountWhen upgrading your Vehicle from drum to disc, these small items are a must. These components ensure proper fluid transfer and contain a residual pressure valve for proper braking feel. Proportioning valve mounts underneath the master cylinder. This valve is designed to isolate the front brakes from the rear brakes in the event of a failure, the emergency shut off valve detects a change in pressure and closes that portion of the brakes.