73. Timing Chain and Sprockets Installation

- Tools Required
- J36660-A Torque Angle Meter





1. Install the crankshaft balancer key into the crankshaft keyway.
The crankshaft balancer key should be parallel to the crankshaft or with a slight incline.
2. Install the timing chain on the sprockets. Align the timing marks.





3. Install the timing chain, the crankshaft sprocket, and the camshaft sprocket.

Notice: Refer to Permanently Stretching Bolt Notice in Service Precautions.

Notice: Refer to Fastener Notice in Service Precautions.

4. Install the camshaft sprocket bolt.
Tighten the camshaft sprocket bolt to 100 Nm (74 ft. lbs.). Use J36660-A to tighten the camshaft sprocket bolt an additional 90 degrees.





5. Install the timing chain dampener.
Tighten the timing chain dampener bolt to 22 Nm (16 ft. lbs.).