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Part No. CAL-6920
Brand: Cal Custom
  • 9” single diaphragm booster
  • Suits Ford Mustang 1967-1970
  • Gold zinc plated finish
  • The booster mounts as per the factory unit with the mounting bracket
  • Master cylinder mounting stud centres is 3-1/4”.
    • Check mounting hole centre to centre measurement of your master cylinder to determine suitability.


  • Not all Brake Boosters are the same – in quality of appearance and operating capability. They are not created equal.