Ford Mustang (1999-2004) Service Manual: Connecting Rod - Bearing Journal Clearance

Special Tool(s)

 Plastigage 303-D031 (D81L-6002-B) or equivalent

NOTE: The crankshaft connecting rod journals must be within specifications to check the connecting rod bearing journal clearance.

1. Remove the connecting rod bearing cap.

2. Position a piece of Plastigage across the bearing surface.

Connecting Rod - Bearing Journal Clearance

3. NOTE: Do not turn the crankshaft during this step.

Install and tighten to specifications, then remove the connecting rod bearing cap.

4. Measure the Plastigage to get the connecting rod bearing journal clearance. The Plastigage should be smooth and flat. A changing width indicates a tapered or damaged connecting rod or connecting rod bearing.

  • 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 - Bearing Journal Clearance

    Connecting Rod - Twist
    1. Measure the connecting rod twist on a suitable alignment fixture. Follow the instructions of the fixture manufacturer. Verify the measurement is within specification. Refer to the appropriat ...

    Connecting Rod - Side Clearance
    1. Measure the clearance between the connecting rod and the crankshaft. Verify the measurement is within specification. Refer to the appropriate section in Group for the procedure. If out of ...

    Other materials:

    Camber and Caster Adjustment - Front
    All vehicles 1. Remove the rivet. Loosen the nuts and bolt. Vehicles requiring camber adjustment 2. Move the front suspension camber adjusting plate (3B391) to the required camber setting. Vehicles requiring caster adjustment 3. NOTE: If caster adjustment ...

    Accessory Drive (Description and Operation)
    Component Locations- 3.8L   Component Locations-4.6L   ...

    Child restraint and safety belt maintenance
    Inspect the vehicle safety belts and child safety seat systems periodically to make sure they work properly and are not damaged. Inspect the vehicle and child seat safety belts to make sure there are no nicks, tears or cuts. Replace if necessary. All vehicle ...