Usage:
Start By:
a. remove unit injectors
1. Remove bolt (2).
2. Remove head bolt (1).
3. Remove rocker arm assembly (3).
4. Remove seal (4).
5. Remove push rods (5).
6. Remove valve bridges (6).
NOTE: Repeat Steps 1 through 6 for the remainder of the rocker arm assemblies & push rods.
NOTE: The following steps are for the installation of the rocker arm assemblies & push rods.
7. Lubricate top pad of valve bridges (6) with clean engine oil.
8. Install valve bridges (6) on the valve stems as shown.
9. Install push rods (5) in their respective location as shown.
10. Install seal (4).
11. Install rocker arm assembly (3).
12. Install head bolt (1). Install bolt (2). Do not tighten bolt (2) at this time.
13. Tighten head bolt (1) to a torque of 270 ± 15 N·m (200 ± 11 lb ft). Tighten head bolt (1) to a torque of 450 ± 15 N·m (330 ± 11 lb ft). Tighten head bolt (1) again to a torque of 450 ± 15 N·m (330 ± 11 lb ft). Tighten bolt (2) to standard torque value.
NOTE: For more detailed information regarding the rocker arm assemblies and push rods, see the topic "Valve Rocker Arms, Lifters & Bridges" in the Specifications Module.
End By:
a. install unit injectors
Disassemble & Assemble Rocker Arm Assemblies
Start By:
a. remove rocker arm assemblies
1. Remove ring (1), washer (2) and arm assembly (3) from shaft (4).
2. Remove ring (6), washer (7) and arm assembly (5) from shaft (4).
3. If necessary, remove two dowels (9) and shaft (4) from bracket assembly (8).
NOTE: The following steps are for the assembly of the rocker arm assemblies.
4. Install shaft (4) into bracket assembly (8). Install the two dowels if they were removed.
5. Lubricate shaft (4) with clean engine oil and install arm assemblies (3) and (5).
6. Install washers (2) and (7).
7. Install rings (1) and (6).
End By:
a. install rocker arm assemblies