Dodge RAM TRUCK 1500 1995 Service Manual page 936

9 - 92 5JL ENGINE
BR
J9409-96
Fig. 4 Measuring Timing Chain Wear and Stretch
(4) Install a new timing chain, if its movement ex­
ceeds 8.175 mm (1/8 inch).
(5) If chain is not satisfactory, remove camshaft
sprocket attaching bolt and remove timing chain with
crankshaft and camshaft sprockets.
(6) Place both camshaft sprocket and crankshaft
sprocket on the bench with timing marks on exact
imaginary center line through both camshaft and
crankshaft bores.
(7) Place timing chain around both sprockets.
(8) Turn crankshaft and camshaft to line up with
keyway location in crankshaft sprocket and in cam­
shaft sprocket.
(9) Lift sprockets and chain (keep sprockets tight
against the chain in position as described).
(10) Slide both sprockets evenly over their respec­
tive shafts and use a straightedge to check alignment
of timing marks (Fig. 5).
TIMING
MARKS
J9409-97
Fig. 5 Alignment of Timing Marks
(11) install the camshaft bolt. Tighten the bolt to
47 N-m (85 ft. lbs.) torque.
(12) Check camshaft end play. The end play should
be 0.051-0.152 mm (0.002-0.006 inch) with a new
thrust plate and up to 0.254 mm (0.010 inch) with a
used thrust plate. If not within these limits install a
new thrust plate.
CLEANING
Be sure mating surfaces of chain case cover and
cylinder block are clean and free from burrs.
The water pump mounting surface must be
cleaned.
INSTALLATION
(1) Using a new cover gasket, carefully install
chain case cover to avoid damaging oil pan gasket.
Use a small amount of Mopar® Silicone Rubber Ad­
hesive Sealant, or equivalent, at the joint between
timing chain cover gasket and the oil pan gasket.
Finger tighten the timing chain cover bolts at this
time.
(2) Place the smaller diameter of the oil seal over
Front Oil Seal Installation Tool 6635 (Fig. 6). Seat
the oil seal in the groove of the tool.
CRANKSHAFT
fc
FRONT OIL
SEAL
INSTALL THIS
END INTO
SPECIAL TOOL
6635
J9309-44
Fig. 6 Placing Oil Seal on Installation Tool 6635
(3) Position the seal and tool onto the crankshaft
(Fig.
7).
(4) Tighten the 4 lower chain case cover bolts to
13N-m (10 ft.lbs.) to prevent the cover from tipping
during seal installation.
OIL
SEAL
TIMING'
CHAIN
COVER J9309-45*
Fig. 7 Position Tool and Seal onto Crankshaft