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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 3.5L Engine (Service Information) >> Cylinder Head >> SPRING(S), Valve >> Installation >> Cylinder Head Off

Cylinder Head Off

Fig 1: Valve Seal and Spring-Installation
GC0095505Courtesy of CHRYSLER LLC
1 - VALVE
2 - VALVE RETAINING LOCKS
3 - VALVE SPRING RETAINER
4 - VALVE SPRING
5 - VALVE SEAL AND VALVE SPRING SEAT ASSEMBLY
  1. Install valves if removed.
  2. Install valve stem seal/spring seat assembly (5) over valve guides on all valve stems . Ensure that the garter spring is intact around the top of the rubber seal.
  3. Place valve spring (color-coded end facing up) (4) and valve retainer into position.
    Fig 2: Checking Valve Tip Height and Valve Spring Installed Height
    GC0095506Courtesy of CHRYSLER LLC
    1 - SPRING RETAINER
    2 - GARTER SPRING
    3 - VALVE SPRING SEAT TOP
    4 - CYLINDER HEAD SURFACE
  4. Compress valve spring with valve spring compressor. Install locks and release tool. If valve and/or seat are re-ground, measure the installed height of springs (B), make sure measurements are taken from top of spring seat to the bottom surface of spring retainer  . If height is greater than 38.75 mm (1.5256 in.), install a 0.762 mm (0.030 in.) spacer in head counterbore under the valve spring seat to bring spring height back within specification .