Lincoln Nautilus: Engine System - General Information / Valve Stem Diameter. General Procedures

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...

Valve Train Analysis - Gasoline. General Procedures

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...

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Lincoln Nautilus 2018-2025 Service Manual: Cylinder Bore Taper. General Procedures

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...

Lincoln Nautilus 2018-2025 Service Manual: Drive Pinion Seal. Removal and Installation

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...