OEM-Style Function: Period-correct disc/drum proportioning valve delivers proper brake timing with a factory-style appearance Integrated Warning Switch: Includes brake light warning switch for added safety and original-style functionality Precision Brass Body: Machined brass construction provides consistent performance and long-term reliability Compatible with Ford Application Fit: Designed for 1965–73 Compatible with Ford Compatible with Mustang and early Compatible with Ford disc/drum brake conversions Port Configuration: Features 3/8"-24 and 7/16"-24 I.F. female inlet and outlet ports for straightforward installation Period correct disc/ drum valve with brake light warning switch. OEM look but not old and rusty like the one your trying to replace! Gives you the disc/drum timing you need and with the OEM look. New (not rebuilt) 1960-70sCompatible with Ford Proportioning Valve. 1965-73Compatible with Ford Compatible with Mustang OEM-Style Disc/Drum Proportioning Valve.Compatible with Ford disc brake prop valve Fits early 70's but used to convert 60's drum cars to disc brakes. 3/8"-24 & 7/16"-24 I.F. Female Inlets. 3/8"-24 & 7/16"-24 I.F. Female Outlets.