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Home >> Jeep >> 2007 >> Commander Base, 4.7 P, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (3.7L Engine (Service Information)) >> Cylinder Head >> Arm-Rocker >> Installation >> Rocker Arms

Rocker Arms

WARNING: This page is about a different variant/trim than selected.
  1. Using the Remover/Installer 8516 (2) press downward on the valve spring and install the rocker arm.
    Fig 1: Installing Rocker Arm
    GC0011768Courtesy of CHRYSLER LLC
    CAUTION: Make sure the rocker arms are installed with the concave pocket over the lash adjusters. Failure to do so may cause severe damage to the rocker arms and/or lash adjusters.
    NOTE: Coat the rocker arms with clean engine oil prior to installation.
  2. For rocker arm installation on cylinders No. 4, Rotate the crankshaft until cylinder No. 1 is at BDC intake stroke.
  3. For rocker arm installation on cylinder No. 1, Rotate the crankshaft until cylinder No. 1 is at BDC combustion stroke.
  4. For rocker arm installation on cylinders No. 3 and No. 5, Rotate the crankshaft until cylinder No. 1 is at TDC exhaust stroke.
  5. For rocker arm installation on cylinders No. 2 and No. 6, Rotate the crankshaft until cylinder No. 1 is at TDC ignition stroke.
  6. Install the cylinder head cover. See INSTALLATION .
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