Rocker Arm Assembly
- Mark rocker arm assemblies for right and left bank. Disassemble, keeping parts in same order as removed from shaft. Shaft-to-arm clearance should be 0.00047 - 0.00213" (0.012 - 0.054 mm). Shaft diameter (new) is 0.7858 - 0.7866" (19.96 - 19.98 mm). Replace parts as necessary.
- Install rocker shaft support on shaft with lubricating holes downward and flat top surface of support pointing toward ring groove end of shaft. Tighten lock bolt. Install thick spacer, exhaust valve arm, thin spacer, intake valve arm, spring and rocker arm support in order. After installing three such sets, install lock ring in shaft groove.