TM 5-4320-300-14
6-9. VALVES, CAMSHAFT, AND TIMING GEARS (CONT)
Location/Item
Action
Remarks
64. Gear retain-
Wedge a clean rag between gears at opposite
ing nuts
end. Torque nuts to 300 to 325 ft lb (407 to
441 N.m).
65. Balance pulley
Torque nuts to 300 to 325 ft lb (407 to
retaining nuts
441 N.m).
66. Retainer
Install retainer plates and weights on gears.
plates and
Install mounting bolts and lockwashers.
weights
Torque bolts to 35 to 39 ft lb (47 to 53 N.m).
67. Clearance
Check clearance on both shafts. It should be
between thrust
0.005 to 0.015 inch (0.127 to 0.381 mm)
washers and
with new parts, or a maximum of 0.010 inch
gears
(0.4826 mm) with used parts.
68. Backlash be-
Check backlash. It should be 0.003 to 0.005
tween camshaft
inch (0.0762 to 0.127 mm) with new gears,
and balance
or a maximum of 0.007 inch (0.1778 mm)
shaft gears
with used gears.
69. Backlash be-
Check backlash. It should be 0.003 to 0.005
tween cam-
inch (0.0762 to 0.127 mm) with new gears,
shaft gear and
or a maximum of 0.007 inch (0.1778 mm)
idler gear
with used gears.
6-76
