Key features

• •✦ 【Specification 】Replace Manufacturer Part Number: 172-1353 25509419 This Powerworks proportioning valve PV2 base on 172-1353(disc-drum) and 172-1361(disc-disc) valves. Proportioning-combination valve in brass(Exact Copy of Original AC DELCO style). This is must parts when upgrading your vehicle from drum to disc.
• •✦ 【Compatibility For 】: This is a UNIVERSAL Combination Valve, Disc / Drum Brake Brass Proportioning Valve.Replacement For most dual-reservoir type master cylinders.Will work on almost any GM Chevy Chevrolet Ford Classic Car & Truck .
• •✦ 【Application】PV2 Front Disc Rear Drum Combination-Proportioning Valve is a Universal PV2 Combination-Proportioning Valve, Disc/Drum brakes, fits most OEM dual-reservoir type master cylinders, Brake line ports are 1/2'' and 7/16''.
• •✦ 【 Material】This Proportioning Valve disc/drum Brake valve is made in solid brass for heavy duty feature and made to last long. This combination/proportioning valve regulates the flow of fluid from rear to front, helping to keep your brakes from locking up and warning you if there is ever a system failure.
• •✦ 【Performance】When upgrading your vehicle from drum to disc, these PV2 combination-proportioning valve are a must. These components ensure proper fluid transfer and contain a residual pressure valve for proper braking feel.
• •✦ 【High Quality】Our products use high-quality raw materials and undergo rigorous testing. This product is designed to OEM specifications, it can works perfectly with the original model