These are new units - not rebuilt - ready to install.
Replaces OEM #
C6AZ-2140-D
Fitment
1966
Ford Full Size Car with manual drum brakes
1966
Mercury Full Size Car
More Information
The master cylinder is a control device that converts non-hydraulic pressure (commonly from a driver's foot) into hydraulic pressure. This device controls slave cylinders located at the other end of the hydraulic system.