E 250 V8-4.6L VIN W (2006)
Crankshaft: Service and Repair
Crankshaft Main Bearing Journal Diameter
1. Measure each of the crankshaft main bearing journal diameters in at least 2 directions.
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If out of specification, install new components as necessary.
Crankshaft Main Bearing Journal - Taper
1. Measure each of the crankshaft main bearing journal diameters in at least 2 directions at each end of the main bearing journal.
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If out of specification, install new components as necessary.
Crankshaft Main Bearing Journal Clearance
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.