Wilwood Adjustable Brake Proportioning Valve – M10x1.0 Bubble Flare Inlet

Dial in your brake balance with confidence using the Wilwood Adjustable Brake Proportioning Valve, designed with an M10x1.0 bubble flare (BF) inlet for easy integration into classic and custom brake systems.

This high-quality unit allows precise adjustment of rear brake pressure to suit your vehicle's weight distribution, tyre setup, or driving conditions. A must-have for disc brake conversions, track builds, or fine-tuning brake bias in performance applications.

🔧 Key Features:

• Genuine Wilwood component – trusted motorsport-grade performance
• M10x1.0 bubble flare inlet for compatibility with common hardline fittings
• Adjustable pressure range to suit a wide variety of brake setups
• Compact design fits easily in engine bay, interior, or undercar
• Ideal for vehicles with upgraded rear disc brakes or brake bias needs
• Simple knob operation for on-the-fly adjustments

📦 What's Included:

• 1x Wilwood Adjustable Brake Proportioning Valve

Note: We recommend professional installation. Fittings and mounting hardware not included.

🚗 Recommended Upgrades:

• Brake Booster & 7/8" Master Cylinder Kit – A compact master setup for improved stopping power and ideal clearance in engine-swapped 510s.
• DIY Rear R31 Brake Caliper Kit
  Build your own rear disc brake conversion with our DIY rear kit – a perfect match for this Wilwood proportioning valve.

Need help planning your brake system? Contact us and we’ll guide you to the right combination for your Datsun or project car.