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.

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.

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.

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.

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:
Component Tests
Starter Motor -Voltage Drop Test
WARNING: When servicing starter motor or carrying out other underhood
work in the
vicinity of the starter motor, be aware that the heavy gauge battery input lead
at the starter
solenoid is "electrically hot" at all times. A p ...
Assembly
1. NOTE: Lubricate direct clutch piston inner seal and seal protector
with petroleum jelly.
Using the special tool, install the inner piston seal.
Install the seal with sealing lip facing down.
2. Install the clutch piston outer seal so that when the pis ...
Removal
1. Remove the differential assembly from the differential housing. For
additional information, refer
to Differential Case in this section.
2. CAUTION: Record the torque necessary to maintain rotation of the drive
pinion gear
through several revolutions prio ...
