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 303 for the procedure.
• If out of specification, install new components as necessary. Refer to the appropriate section in Group 303 for the procedure.