Ford Mustang (1999-2004) Service Manual: 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 specification, install new components as necessary. Refer to the appropriate section in Group for the procedure.

Piston - Pin Diameter

Connecting Rod -Cleaning

CAUTION: Do not use a caustic cleaning solution or damage to connecting rods can occur.

1. NOTE: The connecting rod large end is a matched set. The connecting rod cap must be installed on the original connecting rod in the original position. Do not reverse the cap. Parts are not interchangeable.

Mark and separate the parts and clean with solvent. Clean the oil passages.

Connecting Rod -Cleaning

Connecting Rod -Large End Bore

1. Tighten the bolts to specification, then measure the bore in two directions. The difference is the connecting rod bore out-of-round. Verify the out-of-round is within specification.

  • 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.

Connecting Rod -Large End Bore

    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 ...

    Connecting Rod - Bushing Diameter
    1. Measure the inner diameter of the connecting rod bushing, if equipped. Verify the diameter is within specification. Refer to the appropriate section in Group for the procedure. If out of s ...

    Other materials:

    Transmission fluid check
    Checking Automatic Transmission Fluid Note: Transmission fluid should be checked and, if required, added by an authorized dealer. The automatic transmission does not have a transmission fluid dipstick. See your Scheduled Maintenance Information for scheduled ...

    Engine Component View
    Cylinder Heads and Valve Train Components   Engine Front Cover Components   Engine Components   Cylinder Block and Lower End Components   Engine (DIAGNOSIS AND TESTING) Refer to Section for basic mechanical concerns or refer ...

    Hydraulic System
      Fluid Pump   The transmission uses a gerotor-type design front pump support and gear. The pump provides the volume of fluid needed to charge the torque converter, main control assembly, cooling system and lube system. Pump pressure is regu ...