1: Bore
GM Universal Cast iron 1"Bore; 9/16" & 1/2" Ports on Both Sides Raw
Part Number: 37-1001
GM Cast Iron Master Cylinder 1" Bore, 9/16" , 1/2" Left Side Ports
GM Cast Iron Master Cylinder
- 1 " Bore = 25.4 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
