LEMON Manuals: Even more car manuals for everyone
Home >> Jeep >> 2008 >> Commander Base, 3.7 K, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (4.7L Engine (Service Information)) >> Cylinder Head-Right >> Valves & Seats >> Installation >> Valves And Valve Springs

Valves And Valve Springs

WARNING: This page is about a different variant/trim than selected.
  1. Coat the valve stem with clean engine oil and insert it into the cylinder head.
  2. Install the valve stem seal. Make sure the seal is fully seated and that the garter spring at the top of the seal is intact.
  3. Install the spring and the spring retainer. See Figure.
  4. Using the valve spring compressor, compress the spring and install the two valve spring retainer halves.
  5. Release the valve spring compressor and make sure the two spring retainer halves and the spring retainer are fully seated.
    Fig 1: Valve Assembly Configuration
    GC0003809Courtesy of CHRYSLER LLC
    1 - VALVE LOCKS (3-BEAD)
    2 - RETAINER
    3 - VALVE STEM OIL SEAL
    4 - INTAKE VALVE
    5 - EXHAUST VALVE
    6 - VALVE SPRING
  6. Lubricate the camshaft journal with clean engine oil then Position the camshaft (with the sprocket dowel on the left camshaft at 11 o'clock and the right camshaft at 12 o'clock), then position the camshaft bearing caps.
  7. Install the camshaft bearing cap retaining bolts. Tighten the bolts 11 N.m (100 in. lbs.) in 1/2 turn increments in the sequence shown. See Figure.
    Fig 2: Camshaft Bearing Caps Bolt Tightening Sequence
    GC0003908Courtesy of CHRYSLER LLC
  8. Position the hydraulic lash adjusters and rocker arms. See Figure.
scientia non olet · About LEMON Manuals