Widely Used: This PV4 proportioning valve works on almost any classic truck, or muscle car, and all vehicles that have disc brakes in the front and disc brakes in the rear
High Performance: This proportional valve help you solve the rear lock up problem. This proportional valve helps to distribute the pressure sent to the front and rear brakes proportionally, effectively preventing rear lockup
Size: Brake Line Inlet: 1/2"-20 (front), 7/16"-24 (rear) ; Brake Line Outlet: 3/8"-24 (front), 9/16"-18 (rear left)
Interchange Part Number: 172-1361
Durable and Reliable:Made of solid brass for durable and longer service life
Customer Warranty: We promised that there will be no reason to return or replace the product within 1 years. If you have any problem in the process of using our Proportioning Valve Kit, you can consult us at any time, and we will give you 12-hour answer