Section 06-00: Brake System—Service
1994 Mustang Workshop Manual
DESCRIPTION AND OPERATION
Brake System, Hydraulic
The brake master cylinder (2140) is:
A tandem brake master cylinder .
Has a primary (rear) circuit which feeds the RH and LH front brakes.
Has a secondary (front) circuit which feeds the LH and RH rear brakes.
Is serviced as a complete assembly.