Ford Mustang (1999-2004) Service Manual: Crankshaft Main Bearing Journal - Clearance
Special Tool(s)
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Plastigage 303-D031 (D81L-6002-B) or equivalent |
NOTE: Crankshaft main bearing journals must be within specifications before checking journal clearance.
1. Remove the crankshaft main bearing caps and crankshaft main bearing.
2. Lay a piece of Plastigage across the face of each crankshaft main bearing surface.

3. NOTE: Do not turn the crankshaft while carrying out this procedure.
Install and remove the crankshaft main bearing cap.
4. Verify the crankshaft journal clearance.
- Refer to the appropriate section in Group 303 for the procedure.
- If out of specification, install new components as necessary. Refer to the appropriate section in Group 303 for the procedure.

Camshaft Runout
Special Tool(s)
Dial Indicator Gauge with
Holding Fixture
100-002 (TOOL-4201-C) or
equivalent
1. NOTE: Camshaft journals must be within specifications before
checking runout.
Use ...
Crankshaft End Play
Special Tool(s)
Dial Indicator Gauge with
Holding Fixture
100-002 (TOOL-4201-C) or
equivalent
1. Measure the crankshaft end play. Use a Dial Indicator Gauge with Holding
Fixture t ...
Other materials:
Camshaft
Special Tool(s)
Holding Tool, Camshaft
303-446 (T93P-6256-AHR)
Material
Item
Specification
Super Premium SAE 5W-20
Engine Oil
XO-5W20-QSP or equivalent
WSS-M2C153-
H
...
Rear Drive Halfshafts (Description and Operation)
The rear wheel drive halfshaft system consists of and operates as
follows:
Halfshafts (4K138) transmit engine torque from the rear axle housing to
the rear wheels.
Halfshafts rotate at approximately one-third the speed of a driveshaft
and do not cont ...
Radiator
Material
Item
Specification
Motorcraft Premium Gold
Engine Coolant
VC-7-A (in Oregon VC-7-B)
(yellow color)
WSS-M97B51-
A1
Removal and Installation
NOTE: Radiator removal and installation is similar for both 3.8L and
4.6L vehicles. ...

