Ford Mustang (1999-2004) Service Manual: Piston - Selection

NOTE: The cylinder bore must be within the specifications for taper and out-of-round before fitting a piston.

1. Select a piston size based on the cylinder bore.

Piston - Selection

2. NOTE: For precision fit, new pistons are divided into three categories within each size range based on their relative position within the range. A paint spot on the new pistons indicates the position within the size range.

Choose the piston with the correct paint color.

  • Refer to the appropriate section in Group for the procedure

Piston - Selection

    Piston - Pin to Bore Diameter
    1. WARNING: Cover the end of the pin bore with a hand or shop rag when removing the retainer ring, since it has a tendency to spring out. Wear eye protection. NOTE: Piston and piston pins are a matc ...

    Piston - Ring End Gap
    CAUTION: Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore. CAUTION: Piston rings should not be transferred from one piston to another. NOTE: Cylin ...

    Other materials:

    Brake Booster - Vacuum (Removal and Installation)
    Removal 1. Disconnect the battery ground cable (14301). 2. Remove the air cleaner housing. 3. Remove the brake master cylinder nuts. 4. Position the brake master cylinder (2140) aside. 5. With the engine off, depress the brake pedal (2455) several t ...

    Removal
    1. Disconnect the battery ground cable. 2. Remove the air cleaner outlet pipe. 3. Remove the radiator sight shield. 4. Remove the coolant recovery reservoir. 1. Disconnect the hose. 2. Remove the bolts. 3. Remove the coolant recovery reservoir ...

    Module
    Removal 1. Remove the hydraulic control unit (HCU). Refer to Hydraulic Control Unit . 2. Remove the pump motor electrical connector. 3. Remove the anti-lock-brake control module screws. 4. Remove the anti-lock-brake control module from the HCU. Installation ...