Cal Custom Cast Iron Brake Master Cylinder 1-1/8" Bore O.E. Style, GM, Chev, Holden

• 1-1/8 inch bore
• Centre to centre measurement of the mounting bolt holes is 3-3/8 inch
• Brake ports on left hand side only – 9/16 and ½ inch
• Compatible with:
  • Disc/disc
  • Disc/drum
  • Drum/drum
• Shallow pocket push rod recess
• Universal master cylinder suitable for most applications

NOTE:

• 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).