Dodge Durango

 Service Manual

Engine » Removal and installation
Idler shaft-timing drive

REMOVAL

(1) Remove the timing chain and sprockets. Refer to procedure in this section.

NOTE: To remove the idler shaft, it is necessary to tap threads into the shaft to install the removal tool.

(2) Using a 12 mm X 1.75 tap, cut threads in the idler shaft center bore (Fig. 89).

Fig. 89 Tapping Idler Shaft For Special Tool 8517

1 - IDLER SHAFT

2 - TAP 12mm X 1.75

(3) Cover the radiator core with a suitable cover.

CAUTION: Use care when removing idler shaft, DO NOT strike the radiator cooling fins with the slide hammer.

(4) Using Special Tool 8517 Slide Hammer, remove the idler shaft (Fig. 90).

Fig. 90 Removing Idler Shaft

1 - IDLER SHAFT

2 - SPECIAL TOOL 8517

INSTALLATION

(1) Thoroughly clean the idler shaft bore.

(2) Position the idler shaft in the bore.

NOTE: The two lubrication holes in the idler shaft do not require any special alignment.

NOTE: Before using the retaining bolt to install the idler shaft, coat the threads and the pilot on the idler shaft with clean engine oil.

(3) Using the primary idler sprocket retaining bolt and washer, carefully draw the idler shaft into the bore until fully seated.

(4) Coat the idler shaft with clean engine oil and install the timing chains and sprockets. Refer to procedure in this section.

Engine mounts-left and right

Engine mount-rear

Structural cover

Engine assembly

Intake manifold

Exhaust manifolds

Cylinder head cover

Rocker arms

Cylinder heads

Valve springs and seals

Hydraulic lash adjuster

Crankshaft damper

Timing chain cover

Timing chain and sprockets

Idler shaft-timing drive

Camshafts-in vehicle

Crankshaft main bearings

Oil pan 4x2 vehicle

Oil pan 4x4 vehicle

Piston and connecting rod

Crankshaft

Flexplate

Oil pump

Engine oil pressure sending unit

Crankshaft oil seal-front

Crankshaft oil seal-rear

Engine core plugs