Jeep 1987 Wrangler Workshop Manual page 364

ENGINES
4.2 LITER (258 CID) SIX-CYLINDER ENGINE
Place Timing Case Cover Alignment and Seal
Installation Tool J-22248 in the crankshaft
opening of the cover.
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Install the cover-to-cylinder block bolts and the
oil pan-to-cover screws.
Tighten the cover-to-cylinder block bolts with 7
N-m (5fWbs) torque and the oil pan-to-cover
screws with 13 N-m (11 ft-lbs) torque.
Remove the cover alignment tool and position
the replacement oil seal on the tool with the seal
lip facing outward.
Apply a light film of Perfect Seal, or equivalent,
on the outside diameter of the seal.
Lightly coat the crankshaft with engine oil.
Position J-22248 with seal over end of
crankshaft. Insert tool J-22248.
Install seai into the timing chain cover by gent-
ly tapping with rubber or plastic mallet.
Remove the tools and apply a light film of engine
oil on the vibration damper hub contact surface
of the seal.
With the key inserted in the keyway in the
crankshaft, install the vibration damper, washer
and bolt. Lubricate and tighten the bolt with
108 N-m (80 ft-lbs) torque.
Install the A / C compressor and alternator
bracket assembly.
Install the damper pulley, if removed. Tighten
the bolts with 27 N-m (20 ft-lbs) torque.
Install the engine fan and hub assembly. Install
the fan shroud.
Install the drive belt(s) and tighten to the
specified tension. Refer to the Cooling Systems
section.
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