These are new units - not rebuilt - ready to install.
Replaces OEM #
C1SZ-2140-A
Fitment
1961-1964
Ford Thunderbird with power drum brakes produced after 6/9/1961
1964-1966
Ford Mustang with power drum brakes, produced before 1/3/1966
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.