71-77 Buick Skylark Disc/Drum Brake Proportion Valve
For use on Disc/Drum Setup Only
Our Proportion Valve comes with a 1 year warranty.
Our brake proportioning valve has a 9/16"-18 connection for Rear Brakes & Dual 3/8"-24 ports for the front brakes.
The connections from the Master Cylinder are 1/2"-20 and 7/16"-24.
This valve comes with a 1 year warranty.
Our Valve includes the factory type failure switch so there is no need to cut and splice the wires!
We offer a prop valve bleeding tool in the related items section of this page.