Rocker Arm Assembly: Service and Repair

REMOVAL
1. Disconnect PCV hose and remove rocker cover.
2. Removal of valve rocker assembly.

Fig. 36 Rocker Assembly Bolt Loosening Sequence:

A Remove bolts 2 through 4 in numerical sequence.






CAUTION: Leave two or three threads of bolt engaged to retain valve rocker assembly.

B Equally loosen bolts 5 through 8 all the way, being careful that knock pin is not gouged.
C Remove valve rocker assembly.

CAUTION: Locate valve rocker assembly with air vent (on rocker arm) facing upward or dip it in engine oil after removal.










INSTALLATION
1. Installation of valve rocker assembly

Fig. 37 Rocker Assembly Bolt Tightening Sequence:

A Temporarily tighten bolts through 4 equally as shown in Figure.

CAUTION: Do not allow valve rocker assembly to gouge knock pins.

B Tighten bolts 5 through 8 to specified torque.
C Tighten bolts 1 through 4 to specified torque.
2. Install rocker cover and connect PCV hose.