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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 3.5L Engine (Service Information) >> Cylinder Head >> VALVES, Intake and Exhaust >> Inspection >> Valve Guides

Valve Guides

Fig 1: Measuring Valve Guide Wear
GC0095513Courtesy of CHRYSLER LLC
  1. Measure valve stem-to-guide clearance as follows:
  2. Install valve into cylinder head so it is 15 mm (0.590 inch.) off the valve seat. A small piece of hose may be used to hold valve in place.
  3. Attach dial indicator Tool C-3339A to cylinder head and set it at right angle of valve stem being measured .
  4. Move valve to and from the indicator.
  5. Note dial indicator reading and compare to engine specifications. See Engine - Specifications 
    NOTE: Replace cylinder head if stem-to-guide clearance exceeds specifications, or if guide is loose in cylinder head.
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