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

CJ's Part Number:
58% of 100


  • Power Booster Conversion
  • 1-1/8" Bore Master Cylinder
  • Disc/Drum Proportioning Valve
  • 9" Power Brake Booster
MSRP $368.49
You save 10%

CJ Classics Power Brake Booster Conversion Kit for all 1967, 1968, 1969 and 1970 Mustangs with an Automatic Transmission, Front Disc Brakes and Rear Drum Brakes.

Whether you are restoring the brakes on your 1967-1970 Mustang or upgrading its overall braking capability, make sure to significantly improve its stopping power by adding this CJ Classics Power Brake Booster Conversion Kit. Now available at CJ Pony Parts, this kit will provide you with the safety and braking power that you have been looking for out of your vintage Mustang.

Kit Includes:
- Black 9" Power Brake Booster with Firewall Plate
- 1-1/8" Bore Master Cylinder
- Power Brake Disc/Drum Brake Pedal with Pedal Pad
- Bottom Mount Universal Disc Drum Proportioning Valve Kit
- Pre-Bent, Master Cylinder-to-Proportioning Valve Line
- Built-in Rear Brake Residual Valve
- Zinc Bottom Mount Bracket
- 2227161 Casting Number with Teardrop Markings
- All Necessary Mounting Hardware

This kit will provide you with everything you need to convert your classic Mustang's brakes and improve its overall braking capability. The black 9" power brake booster comes with a firewall plate and will gel perfectly with the 1-1/8" bore master cylinder. The proportioning valve will include 1/2-20" & 3/8-24" ports on the left side for your front & rear brake lines. To help make installation easier, you'll receive a strong zinc-plated bottom mount bracket and all of the necessary hardware you'll need. To cap off this conversion, you'll also receive a new brake pedal and pedal pad for a truly complete conversion.

*This kit will ONLY work on Mustangs that have an automatic transmission, front disc brakes and rear drum brakes.

The brakes in your Mustang are some of the most important parts in the car, yet often the most neglected. Many owners focus only on increasing performance and don't worry about the condition the brakes that are going to stop their car. No matter what year Mustang you have, CJ Pony Parts has the braking components that you need, whether you're upgrading the performance or replacing components that have worn over time.

California Residents: Proposition 65 Warning

Installation Difficulty


Intermediate skill is required for this installation.

Installation Videos

Video Transcript

We’re here with a power brake conversion kit fitting your 1967-1970 Mustang with disc and drum brakes to a power brake set up. It includes the correct style power brake cable and bracket for the proportioning valve. The brake light switch and the center brake lines and this 9 inch booster with dual bowl master cylinder with a 1 inch bore. To properly run the power brake conversion. You will need a vacuum source of some sort that is not included. The booster has a check valve, you run that to a vacuum source on your car that provides at least 15 inches of vacuum. Most stock engines provide 17 through 18 so you shouldn't have any issues. This power conversion kit is an excellent priced way to convert you 67-70 Mustang to power brakes.

Vehicle Fitment

This product will fit the following Mustang years:

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