Camshaft, Balancer Shafts and Timing Gear Train
INSTALL IDLER GEAR BUSHINGS
NOTE: Bushing for "wide" 30 mm (1.18 in.) upper idler
gear is not replaceable. If bushing is worn,
replace gear assembly.
IMPORTANT: Bushing failure will result if upper and
lower bushings are interchanged. Lower
idler gear bushings are splash
lubricated and have a spiral oil groove;
upper idler gear bushings are pressure
lubricated and DO NOT have oil
Upper Idler Gear
1. Coat ID and OD of idler gear bushing and ID of gear
with TY6333 High-Temperature Grease.
2. Install bushing into upper "narrow" 22 mm (0.087 in.)
idler gear using JD252 Driver1 and JDG537 (OTC815)
3. Install bushing into lower idler gear using discs and
driver from D01045AA Master Driver Set.
Lower Idler Gear
Discs from D01045AA Master Driver set can be used if JD252 Driver is