OPTION AR-CHAS 3C8120 - Caterpillar

Illustration 1 g02548722
Valve covers
(1) Bolts
(2) Integral breather
Illustration 2 g02548723
Tightening sequence for the valve covers
Illustration 3 g02548736
(3) Bolts for the valve cover base
Table 1
Specification for the 187-3316 Valve Mechanism Cover Gp, 222-4412 Valve Mechanism Cover Gp, 246-5629 Valve Mechanism Cover Gp, 248-5590 Valve Mechanism Cover Gp, 255-4649 Valve Mechanism Cover Gp, 188-7500 Valve Mechanism Cover Gp, 255-4650 Valve Mechanism Cover Gp, and 352-1702 Valve Mechanism Cover Gp
Item Qty Part Specification Description
1 6 - Refer to Illustration 2 for the tightening sequence of the valve cover bolts.
Torque the bolts to 18 3 N m (13 2 lb ft)
3 15 - Refer to Illustration 3 for the tightening sequence of the bolts for the valve cover base.
Torque the bolts to 25 6 N m (18 4 lb ft)
Apply 4C-4030 Thread Lock Compound to the threads of the bolts that fasten the wiring for the electronic unit injectors to the valve cover base.