D 350 Pickup L6-359 5.9L DSL (1989)
Adjust the clearance for the valves shown above. The valve lash adjustment is 0.254 mm (0.010 inch) for the intake valve. The valve lash
adjustment is 0.508 mm (0.020 inch) for the exhaust valve. Tighten the bolts to 24 Nm (18 ft. lbs.) torque.
