GM Cast Iron Master Cylinder 1-1/8" Bore, 9/16" & 1/2" Ports on Left Side Universal

GM Universal Cast Iron 1-1/8" Bore; 9/16" & 1/2" Ports on Left Sides Raw

Works for Disc/Drum, Disc/Disc or Drum/Drum Applications

1-1/8" Bore, 9/16" & 1/2" Ports on Both Sides W/ Plugs for unused ports

Includes plunger for Deep or Shallow Bore

For use with Manual or Power brakes