Lincoln Nautilus: Engine System - General Information / Valve Stem Diameter. General Procedures
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
-
Measure the diameter of each intake and exhaust valve
stem at the points shown. Verify the diameter is within specification.
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
NOTE:
Valve guides tend to wear in an hourglass pattern.
The ball gauge can be inserted into the combustion chamber side of the
valve guide, if necessary...
Valve Train Analysis - Engine Off, Valve Cover Removed
NOTE:
The following component inspections are used to diagnose valve train concerns.
Check for damaged or severely worn parts and correct assembly...
Other information:
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
Measure the cylinder bore at the top, middle and bottom
of piston ring travel in 2 directions as indicated. Verify the cylinder
bore is within the wear limit. The difference indicates the cylinder
bore taper...
Special Tool(s) /
General Equipment
205-208
(T83T-4676-A)
Installer, Drive Pinion Oil SealTKIT-1983-FTKIT-1983-FLMTKIT-1983-FX
Flat Headed Screw Driver
Materials
Name
Specification
Motorcraft® Premium Long-Life GreaseXG-1-E1
ESA-M1C75-B
Removal
Remove the drive pinion flange...