Proportioning Valve KitGM Left SideDisc/Drum(2) 3/8"-24 Ports Front Brakes(1) 9/16"-18 Port Rear Brakes1-Piece Chrome Body
Includes:Steel LinesDash Warning Light ConnectorProportioning Valve Sensor Wire Designed to be used in stock configuration on vehicles with disc/drum brakes. Recommended when large-port GM master cylinder is on the firewall. For use with 9/16" & 1/2" Ports Master Cylinders