Proportioning and Combination Valve, AC Delco 172-1353 & 172-1361 Brakes:2 wheel disc Modifications may be required due

Modifications may be required due to frame width variations

Improves steering performance and reduces tire wear

Limited Lifetime Warranty

Our 1963-70 Chevy and GMC C20 / C30 truck disc brake conversion kits are high quality yet budget priced

Proportioning and Combination Valve, AC Delco 172-1353 & 172-1361 Brakes:2 wheel disc Modifications may be required dueThese GM combination proportioning valves are based on the popular AC DELCO 172 1353 (PV2) 2 wheel disc and 172 1361 (PV4) 4 wheel disc valves. When upgrading your vehicle from drum to disc, these small items are a must. These components ensure proper fluid transfer and contain a residual pressure valve for proper braking feel. All valves contain a low pressure shut off valve and warning light switch to ensure driver and vehicle safety should your