Lincoln Nautilus: Engine System - General Information / Valve Guide Inner Diameter. General Procedures
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
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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.
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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.
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Measure the ball gauge with a micrometer.
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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
204-161
(T97P-1175-A)
Installer, HalfshaftTKIT-1997-LM2TKIT-1997-F/FM2TKIT-1997-FLM2
205-D070
(D93P-1175-B)
Remover, Front Wheel Hub
Tire Lever
Removal
Remove the wheel and tire...
Body
The body consists of the following:
High-Strength Low Alloy (HSLA), dual-phase (DP) and Boron steels
Aluminum hood
Steel liftgate
Bolted, removable front fenders, hinged doors and hood
Dent resistant steel fenders
Ultra high-strength steel (UHSS) front and rear bumper beam
Underbody components constructed of mild and high-strength steels
Mastic spray-o..