Ford Mustang (1999-2004) Service Manual: Push Rods - Inspection
1. CAUTION: Do not attempt to straighten push rods.
Check the ends of the push rods for nicks, grooves, roughness or excessive wear. Install new push rods as necessary. Refer to the appropriate section in Group 303 for the procedure.
- The push rods can be checked for straightness while they are installed in the engine by rotating them with the valve closed.
- They also can be checked using a Dial Indicator with Bracketry.
2. If the push rod is bent beyond specifications, install a new push rod. Refer to the appropriate section in Group 303 for the procedure.
Camshaft Journal -Diameter
1. Measure each camshaft journal diameter in two directions.
- If out of specification, install new components as necessary. Refer to the appropriate section in Group 303 for the procedure.
Camshaft Journal -Clearance, Push Rod Engines, Micrometer Method
1. NOTE: The camshaft journals must meet specifications before checking camshaft journal clearance.
Measure each camshaft bearing (6261) in two directions.
- Subtract the camshaft journal diameter from the camshaft bearing diameter.
Rocker Arms - Inspection
CAUTION: Do not attempt to true surfaces by grinding. Check the
rocker arm pad, side
rails and seat for excessive wear, cracks, nicks or burrs. Check the rocker
arm seat bolt for
stripped or bro ...
Camshaft Journal - Clearance, Plastigage Method
Special Tool(s)
Plastigage
303-D031 (D81L-6002-B) or
equivalent
NOTE: The camshaft journals must meet specifications before checking
camshaft journal clearance.
1. Remove the camsh ...
Other materials:
Crankshaft Pulley
Special Tool(s)
Remover, Crankshaft Vibration
Damper
303-009 (T58P-6316-D)
Remover, Crankshaft Vibration
Damper
303-176 (T82L-6316-B)
Installer, Crankshaft
Damper/Crankshaft Front Oil
Seal
303-175 (T82L-6316-A)
Materi ...
Accessory Drive (Description and Operation)
Component Locations- 3.8L
Component Locations-4.6L
...
Component Tests
Idle Air Control (IAC) Valve
1. Open the hood.
2. NOTE: Key symptom is elevated idle speed while noise is occurring.
NOTE: "Snapping" the throttle can induce the noise.
Verify the condition by operating the vehicle for a short time.
3. Inspect the IAC valv ...