Remove the timing gearcase cover. (See Timing Gearcase Cover Removal And Installation on Page 60-100-1.)
Remove the snap ring (Item 1) [Figure 60-100-11] and collar from the idle gear shaft.
Installation: Make sure the timing marks are in correct alignment when installing the timing gears [Figure 60-100-11].
Remove the idle gear (Item 1) [Figure 60-100-12].
Installation: Check the idle gear end play. If the clearance exceeds the allowable limit, replace the gear collar.
Align the holes (Item 1) on the camshaft gear with the camshaft retainer plate bolts (Item 2) [Figure 60-100-13]. Remove the bolts.
Installation: Tighten the camshaft retainer bolts to 24 – 28 Nโขm (17 – 20 ft-lb) torque.
Remove the camshaft from the engine block.
Installation: Check the camshaft end play. If clearance exceeds the allowable limit, replace the camshaft retainer plate [Figure 60-100-14].
