and Performance Parts and Accessories
A4732 - 1" Bore Manual Brake Polished Billet Aluminum Master Cylinder Combo with Finned Cap
This 1" Bore combination master cylinder features a built-in adjustable proportioning valve and wiring pigtail for rear brake light switch. Fits most GM mounting configurations.
Made in USA
Important: For manual front disc / rear drum or front disc / rear disc vehicles only. Will not work on 4 wheel drum vehicles.