CJ Classics Power Brake Booster Conversion Kit Disc/ Drum Automatic Transmission 1967-1970

CJ's Part Number:
85% of 100


  • 1-1/8" Bore Master Cylinder
  • 9" Single Diaphragm Booster
  • Disc/Drum Proportioning Valve
  • Built In Rear Residual Valve

CJ Classics Power Brake Booster Conversion Kit for 1967, 1968, 1669 and 1970 Mustangs with Front Disc and Rear Drum Brakes and an Automatic Transmission.

Over the years your manual brake system on your 1967-1970 Mustang can become unreliable. Replace your manual brake system with this high-quality CJ Classics power brake booster conversion kit today at CJ Pony Parts. This Power Brake Booster Conversion Kit will provide the driver with a safer and better braking power that you have been looking for out of your Classic Mustang.

This Power Brake Booster Conversion Kit will provide you with everything necessary to convert your Classic Mustangs brakes and improve the overall braking capability. In this kit a 9” power brake booster features a firewall plate that mounts to the same mounting location as the pedal support. The brake booster and the firewall plate is painted in a black finish to help give your Mustang a factory look.

Kit Includes:
- 9" Power Brake Booster with Firewall Plate
- 1-1/8" Bore Master Cylinder
- Power Brake Disc/DrumBrake Pedal assembly with Pedal Pad
- Bottom Mount Universal Proportioning Valve Kit
- Pre-Bent, Master Cylinder-to-Proportioning Valve Lines
- Built-in Rear Brake Residual Valve
- All Necessary Mounting Hardware

Please Note: This booster requires a minimum of 15 pounds of engine vacuum pressure at idle for maximum stopping power.

The proportioning valve in this kit includes 1/2-20" and 3/8-24" ports on the driver side for the front and rear brake lines. The installation of the proportioning valve is easy due to a strong zinc plated mount that gets installed using the brake booster studs. To finish off this conversion a new brake pedal assembly and pedal pad are included.

If your 1965-1973 Mustang brakes aren't stopping your car, check out CJ Pony Parts' expansive list of brake parts that will help get your Mustang back on the road safely. Check out all of the hoses, pads, shoes, master cylinders and more from CJ Pony Parts for your Mustang brakes. These parts are perfect for any project, whether you are upgrading your classic Mustang brakes, or repairing them to get your Mustang back on the road.

California Residents: Proposition 65 Warning

Vehicle Fitment

This product will fit the following Mustang years:

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