1-1/8" Bore
GM Cast Iron Master Cylinder 1-1/8" Bore, 9/16" / 1/2" Both Side Ports
Part Number: 37-1003
GM Cast Iron Master Cylinder 1-1/8" Bore, 9/16" and 1/2" Left Side Ports
GM Cast Iron Master Cylinder
- 1-1/8" Bore = 28.58 mm
- Rear outlet = 9/16"-20 & Forward outlet = 1/2"-20 Ports
- For Drum/Drum or Disc/Drum or Disc/ Disc
- Raw Finish
- Plunger for shallow or deep bore for Power or Manual Brakes
- Use Only DOT 3 Fluid
