Ford Mustang (1999-2004) Service Manual: Piston - Ring-to-Groove Clearance

1. Inspect the piston for ring land damage or accelerated wear.

Piston - Ring-to-Groove Clearance

2. Measure the piston ring-to-groove clearance.

  • Refer to the appropriate section in Group for the procedure.
  • If out of specification, install new components as necessary. Refer to the appropriate section in Group for the procedure.

Piston - Ring-to-Groove Clearance

    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 ...

    Piston - Pin Diameter
    1. Measure the piston pin diameter in two directions at the points shown. Verify the diameter is within specification. Refer to the appropriate section in Group for the procedure. If out of s ...

    Other materials:

    Engine Front Cover
    Material Item Specification Metal Surface Cleaner F4AZ-19A536-RA or equivalent WSE-M5B392- A Silicone Gasket and Sealant F7AZ-19554-EA or equivalent WSE-M4G323- A4 SAE 5W-30 Premium Synthetic Blend Motor Oil XO-5W30-QSP ...

    Removal
    1. Raise and support the vehicle. 2. Remove the rear wheel and tire assemblies. 3. CAUTION: Remove the rear brake calipers to prevent drag during the drive pinion bearing preload adjustment. CAUTION: Do not allow the calipers to hang from the brake hoses ...

    Geartrain
    Power is transmitted from the torque converter to the Ravigneaux geartrain components through the input shaft and forward clutch cylinder. The geartrain contains a Ravigneaux planetary set connected by dual pinion gears. By holding or driving ...