Lincoln Navigator: Engine System - General Information / Crankshaft Main Bearing Journal Clearance. General Procedures
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
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NOTE:
Crankshaft main bearing journals must be within specifications before checking journal clearance.
Remove the crankshaft main bearing cap and crankshaft main bearing.
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Position a piece of Plastigage across the crankshaft main bearing surface.
-
NOTE:
Do not turn the crankshaft while carrying out this procedure.
Install and tighten to specifications, then remove the crankshaft main bearing cap.
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Measure the Plastigage to get the crankshaft main
bearing clearance. The Plastigage should be smooth and flat. A changing
width indicates a tapered or damaged crankshaft or crankshaft bearing.
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
NOTE:
The crankshaft connecting rod journals must be
within specifications to check the connecting rod bearing journal
clearance...
Special Tool(s) /
General Equipment
100-001
(T50T-100-A)
Slide Hammer
Materials
Name
Specification
Motorcraft® Threadlock 262TA-26
WSK-M2G351-A6
Repair
All core plugs
NOTE:
Cylinder block core plug shown, cylinder head core plug similar...
Other information:
Special Tool(s) /
General Equipment
6.5 mm Drill Bit
Grinder
Self-Piercing Rivet (SPR) Remover/Installer
Belt Sander
Knife
Locking Pliers
Materials
Name
Specification
Metal Bonding AdhesiveTA-1, TA-1-B, 3M™ 08115, LORD Fusor® 108B, Henkel Teroson EP 5055
-
Roof Ditch Sealer3M™ 08307, LORD Fusor® 129
..
Removal
NOTE:
LH side shown, RH side similar.
NOTE:
Removal steps in this procedure may contain installation details.
Remove the rear door window glass.
Refer to: Rear Door Window Glass (501-11 Glass, Frames and Mechanisms, Removal and Installation).
Remove the adhesive tape cover.
Remove t..