Brand: Cal Custom


Availability:In stock

$125.50 125.50
  • Chrome Aluminium Brake Master Cylinder
  • 1” bore
  • Centre to centre measurement of the mounting bolt holes is 3-3/8”
  • 9/16” and ½” ports on both sides
  • Four port unit meaning you can mount your lines to either side
  • Works for:
    • disc/disc
    • disc/drum
    • drum/drum
  • Suits most GM vehicles equipped with power brake master cylinder
  • Fits most aftermarket boosters including Cal Custom and MBM, as well as all original GM (same 2 and 4 bolt pattern)
  • Considerably lighter than O.E. cast iron master cylinder


  • When mounting any master cylinder under the floor, residual pressure valves are necessary to prevent loss of brake pressure (they are not usually required for firewall mount kits).