Single Camshaft Timing

WARNING: This page is about a different car, the 2011 RAM Pickup. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

to adjust the timing on one camshaft, perform the following procedure.

Fig 1: Identifying Special Tool 8350 Timing Chain Wedge

Courtesy of CHRYSLER LLC

1 - LEFT CYLINDER HEAD

2 - RIGHT CYLINDER HEAD

3 - SPECIAL TOOL 9867 WEDGE

4 - SPECIAL TOOL 9867 WEDGE

Using Chain Tensioner Wedge, special tool (special tool #9867, Wedge, Locking) (3), stabilize the secondary chain drive. For reference purposes, mark the chain-to-sprocket position.
Remove the camshaft drive gear retaining bolt.
Carefully remove the camshaft drive gear from the camshaft.
Re-index the camshaft drive gear in the chain until the V8 mark is at the same position as the V8 mark on the opposite camshaft drive gear.

Fig 2: Aligning Slot In Camshaft Sprocket
Courtesy of CHRYSLER LLC

1 - ADJUSTABLE PLIERS

2 - CAMSHAFT DOWEL

NOTE:
When gripping the camshaft, place the pliers on the tube portion of the camshaft only. Do not grip the lobes or the sprocket areas.

Using a suitable pair of adjustable pliers (1), rotate the camshaft until the alignment dowel (2) on the camshaft is aligned with the slot in the camshaft drive gear.

Fig 3: Tightening Left Side Camshaft Sprocket Bolt

Courtesy of CHRYSLER LLC

1 - TORQUE WRENCH

2 - CAMSHAFT SPROCKET

3 - LEFT CYLINDER HEAD

4 - SPECIAL TOOL 6958 SPANNER WITH ADAPTER PINS 8346

Fig 4: Tightening Right Side Camshaft Sprocket Bolt

Courtesy of CHRYSLER LLC

1 - TORQUE WRENCH

2 - SPECIAL TOOL 6958 WITH ADAPTER PINS 8346

3 - LEFT CAMSHAFT SPROCKET

4 - RIGHT CAMSHAFT SPROCKET

CAUTION:

Remove excess oil from camshaft sprocket retaining bolt before reinstalling bolt. Failure to do so may cause over-torqueing of bolt resulting in bolt failure.

Position the camshaft drive gear onto the camshaft, remove oil from bolt then install the retaining bolt. Using Special Tools, Spanner Wrench (special tool #6958, Wrench, Spanner) with Adapter Pins (special tool #8346, Pins, Adapter) and a suitable torque wrench (1), Tighten retaining bolt to 122 N.m (90 ft. lbs.).

Fig 5: Identifying Special Tool 8350 Timing Chain Wedge

Courtesy of CHRYSLER LLC

1 - LEFT CYLINDER HEAD

2 - RIGHT CYLINDER HEAD

3 - SPECIAL TOOL 9867 WEDGE

4 - SPECIAL TOOL 9867 WEDGE

Remove special tool (special tool #9867, Wedge, Locking)(3,4).

Fig 6: Timing Chain To Sprocket Alignment
Courtesy of CHRYSLER LLC

1 - LEFT CYLINDER HEAD

2 - RIGHT CYLINDER HEAD
Rotate the crankshaft two full revolutions, then reverify that the camshaft drive gear V8 marks are in fact aligned.
Install the cylinder head covers. Refer to COVER(S), Cylinder Head , Installation , 4.7L .