Disc Drum Proportioning Valve This is a GM style proportioning valve. Most hot rod guys use this valve. Also, most disc brake conversion kits for 1955-1972 GM passenger cars and half ton trucks use this valve. The bracket and lines to hook this valve up to the typical Corvette style master cylinder are included. This valve is designed for disc brakes in the front and drum brakes in the rear.
You will receive: 1 GM style brass disc drum proportioning valve with mounting hardware.
Fits: Many disc in front drum in the rear brake applications.
