Durango 4WD V8-5.9L VIN Z (1998)
Valve: Testing and Inspection
Measure valve stems for wear. If wear exceeds 0.051 mm (0.002 inch), replace the valve.
Clean valves thoroughly. Discard burned, warped, or cracked valves.
Remove carbon and varnish deposits from inside of valve guides with a reliable guide cleaner.
