B4000 Regular Cab 4WD V6-4.0L OHV (1997)
Timing Chain: Service and Repair
REMOVAL
1. Remove the engine assembly.
2. Remove the timing chain cover.
3. Retract the timing chain auto tensioner and secure it with a retaining clip.
4. Remove the timing chain pulley key.
5. Remove the crankshaft pulley, timing chain and timing chain pulley as an assembly.
^
Inspect and replace as necessary.
INSTALLATION
1. Install the camshaft pulley, timing chain and timing chain pulley.
a. Turn the camshaft pulley and timing chain pulley to align the timing marks.
b. Install the camshaft pulley, timing chain and timing chain pulley as an assembly.
NOTE: The tensioner side of the timing chain is held inward, and the guide side should be tight.
b. Install the camshaft pulley bolt.
Tightening torque: 60-68 Nm (44-50 ft. lbs.)
g. Install the timing chain pulley key.
e. Remove the clip.
f.
Check the camshaft end play.
