Wilwood Adjustable Combination Proportioning Valve Assembly

Dial in precise brake balance with this combination proportioning valve assembly (260-11179). This all-in-one unit simplifies plumbing, mounting, and wiring while maintaining complete separation between front and rear circuits. Built for use with tandem outlet and dual-mount master cylinders, this assembly integrates a proportioning valve, distribution ports, and brake light switch provisions into one compact housing. The rear circuit allows fine adjustment of brake bias to prevent premature rear lockup.

Features and Benefits:
- Adjustable rear brake proportioning valve
- Full front and rear fluid isolation
- Compatible with tandem outlet master cylinders
- Simplifies brake plumbing and wiring
- Configurable single or dual front outlet setup
- Integrated distribution block design
- Precision machined aluminum construction
- Ideal for custom and performance brake systems

Specifications:
- Rear circuit: (1) inlet + adjustable proportioning valve
- Front circuit: (1) inlet + (2) outlets (single or dual configuration)
- Material: precision-machined aluminum body
- Adjustment type: manual rear-pressure proportioning
- Fluid isolation: dual-circuit front/rear
- Application: universal brake control assembly
- Quantity: sold individually
- Mounting options: multiple (frame, firewall, or bracket mount)

Vehicle Fitment:
- 1964-1972 Chevy Chevelle/El Caminos
- 1967-1973 Chevy Camaros

Please Note: Brake lines and adapters may be required depending on vehicle‑specific plumbing.