Ford Mustang (1999-2004) Service Manual: 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: Cylinder bore must be within specification for taper and out-of-round.

1. Use a piston without rings to push a piston ring in a cylinder to the bottom of ring travel.

Piston - Ring End Gap

2. Use a feeler gauge to measure the top piston ring end gap and the second piston ring end gap.

  • Refer to the appropriate section in Group for the procedure.

Piston - Ring End Gap

    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. 2. NOTE: For precision fit, new ...

    Piston - Ring-to-Groove Clearance
    1. Inspect the piston for ring land damage or accelerated wear. 2. Measure the piston ring-to-groove clearance. Refer to the appropriate section in Group for the procedure. If out of specifica ...

    Other materials:

    Mirror - Motor
    Removal 1. Push in the upper edge of the mirror glass to the maximum travel. 2. Grasp the bottom of the mirror glass, pull outward and remove the mirror glass. 3. Remove the mirror motor screws. 4. Disconnect the mirror motor electrical connector. 5. ...

    Lamp Assembly - Headlamp
    Removal 1. NOTE: Make sure that the headlamp switch and the ignition switch are in the OFF position. Raise the headlamp retainers. 2. Remove the headlamp assembly. Disconnect the electrical connectors and replace the lamp if necessary. Instal ...

    Removal
    1. Drain the engine cooling system. 2. Remove the air cleaner outlet tube. 3. Disconnect the fuel line. 4. Disconnect the upper radiator hose from the water outlet connector. 5. Disconnect and remove the upper radiator hose. 6. Disconnect the acce ...