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

Connecting Rod -Side Clearance

Roller Follower -Inspection

Push rod engines

1. Inspect the roller for flat spots or scoring. If any damage is found, inspect the camshaft lobes and valve tappet for damage.

Push rod engines

OHC engines

OHC engines

Valve Tappet -Inspection

Push rod engines

1. Inspect the hydraulic valve tappet and roller for damage. If any damage is found, inspect the camshaft lobes and valves for damage.

Push rod engines

OHC engines

OHC engines

Valve -Stem Diameter

1. Measure the diameter of each intake and exhaust valve stem 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.

Valve -Stem Diameter

    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 journa ...

    Valve Stem to Valve Guide Clearance
    Special Tool(s) Dial Indicator Gauge with Holding Fixture 100-002 (TOOL-4201-C) or equivalent Clearance Gauge, Valve Guide 303-004 (TOOL-6505-E) or equivalent NOTE: Valve ...

    Other materials:

    Manual seats
    WARNING: Do not adjust the driver’s seat or seatback while the vehicle is moving. WARNING: Rock the seat backwards and forwards after releasing the lever to make sure that it is fully engaged. Moving the seats backward and forward Recline adjustment WARNIN ...

    Fuel Injectors
    Material Item Specification SAE 5W-20 Premium Synthetic Blend Motor Oil XO-5W20-QSP or equivalent WSS-M2C153- H Removal and Installation WARNING: Do not smoke or carry lighted tobacco or open flame of any type when working on or near ...

    Fuel Filter
    Removal WARNING: Fuel supply lines on all vehicles equipped with fuel injected engines will remain pressurized for long periods of time after engine shutdown. Fuel system pressure must be relieved prior to fuel system service to prevent possible personal inj ...