Heavy Duty Brass Brake Proportioning Valve Delivers Slick Stopping Power For Front Disc And Rear Drum Brakes Perfect For Classic Chevy Buick Rides With Zero Hassle Install

Brass Proportioning Valve For Front Disc Rear Drum Brake Fit
✔️ Works with dual master cylinders takes 1/2 7/16 ports easy bolt on

This single brass unit regulates fluid flow between front disc rotors and rear drum shoes on classic rides. The design channels hydraulic resistance smoothly across vintage Chevrolet and Buick frames, preventing rear wheel lockup during emergency stops.

✅ Cast from solid brass for durable corrosion resistance against road grime and moisture
✅ Accepts standard 1/2 inch and 7/16 inch steel brake line connections for direct routing
✅ Secures quickly using the included mounting bracket connector kit without welding
✅ Swaps out worn OEM number 172-1353 assemblies in under half an hour on level ground

💡 Why do vintage street rods typically need a dedicated brake proportioning valve setup?

This handy little box stops your brake pedal from pumping up when you hit the asphalt hard. - Routes extra fluid pressure away from light rear axles during sudden swerves - Keeps old school drum linings from chattering when you cruise through neighborhood roads - Saves shop time by aligning with factory frame mounts on classic chassis platforms ✝️