Usage:
(1) Jake Brake (if equipped).
(a) Spacer (used for Jake Brake installation).
(b) Headbolt stud (used for Jake Brake installation).
(2) Locknut. Tighten locknut to a torque of ... 55 ± 10 N·m (41 ± 7 lb ft)
(3) Spacer. Spacer provides additional clearance for the Jake Brake Group.
(4) Electronically controlled unit injector.
Unit Injector Adjusting Instructions:
a. Turn the unit injector rocker arm adjusting screw clockwise until contact is made with the unit injector.
b. Turn the adjusting screw clockwise an additional ... 180° (1/2 turn)
c. Hold the adjusting screw in this position and tighten the locknut to a torque of ... 55 ± 10 N·m (41 ± 7 lb ft)
(5) Unit injector rocker arm assembly.
(6) Rocker arm shaft. Diameter of shaft (new) ... 30.000 ± 0.010 mm (1.1811 ± .0004 in)
(7) Lifter Group Shaft.
Diameter of shaft (new) ... 20.000 ± 0.010 mm (.7874 ± .0004 in)
Bore diameter in body of unit injector lifter assembly ... 20.050 ± 0.015 mm (.7894 ± .0006 in)
(8) Unit injector lifter assembly.