D 350 Pickup L6-359 5.9L DSL (1989)
Rocker Arm Assembly: Service and Repair
PREPARATORY STEP
Remove the valve covers.
REMOVAL
Loosen the adjusting screw locknuts. Loosen the adjusting screws until they stop.
Remove the 8mm and 12mm capscrews from the rocker lever pedestals. Remove the pedestals and rocker lever assemblies.
