TM 5-4320-300-14
6-9. VALVES, CAMSHAFT, AND TIMING GEARS (CONT)
Location/Item
Action
Remarks
49. Idler gear
Place inner thrust
inner thrust
on forward end of
washer
idler gear hub with
the inner diameter
flat over the gear hub
end flat, and with oil
grooves in thrust
washer facing the idler
gear.
50. Hub
Place protruding end
of idler gear hub
through the end
plate, and into counter-
bore in cylinder block.
51. Mounting
Insert two 3/8-16 bolts
bolt
through hub as shown
and thread them into
the cylinder block. In-
sert mounting bolt
through center of hub
and thread it into the
cylinder block. Torque
bolt to 40 to 45 ft lb
(54 to 61 N.m). Then
remove the two 3/8-16
bolts previously installed
for alignment of hub.
52. Idler gear
Lubricate hub and bearing
with clean MIL-L-2104
oil. Position crankshaft
gear so that the timing
marks will align with those
on the idler gear. Install
idler gear with timing
marks alined.
6-73
