Lincoln Nautilus: Engine System - General Information / Valve Guide Inner Diameter. General Procedures
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.
-
Use a ball gauge to determine the inside diameter of
the valve guides in 2 directions at the top, middle and bottom of the
valve guide.
-
Measure the ball gauge with a micrometer.
-
If the valve guide is not within specifications, install a new cylinder head assembly.
Inspection
NOTE:
Dropped spark plugs should always be discarded.
Unfired
An unfired spark plug should appear very clean
with a pure nickel finish to the threads and ground strap...
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...
Other information:
Special Tool(s) /
General Equipment
Tie Rod Remover and Installer
Boot Clamp Pliers
Materials
Name
Specification
Motorcraft® Premium Long-Life GreaseXG-1-E1
ESA-M1C75-B
Removal
NOTICE:
When servicing inner tie rods, install a new bellows boot
and clamps...
WARNING: Changes or modifications
not expressively approved by the party
responsible for compliance could void the
user's authority to operate the equipment.
The term "IC:" before the radio certification
number only signifies that Industry Canada
technical specifications were met...