SECTION 303-00: Engine System — General Information
GENERAL PROCEDURES
Crankshaft Main Bearing Journal —Clearance
Special Tool(s)
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
If out of specification, install new components as necessary. Refer to the appropriate
section in Group
303
for the procedure.
2003 Mustang Workshop Manual
303
for the procedure.