Section 1 (2.7L Engine (Service Information)): Arms-Rocker: Description
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Courtesy of DAIMLERCHRYSLER CORP.
The rocker arms are composed of steel stampings with an integral roller bearing (3). See Fig 1. The rocker arms incorporate a 0.5 mm (0.0197 in.) oil hole (2) in the lash adjuster socket (1) for roller/camshaft lobe lubrication. See Fig 1.