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2.5L ENGINE
Fig. 3: Timing cover removal - 2.5L
Fig. 4: Apply sealer to t hese points prior to assembly
1. Remove the drive belts. Remove the hub center bolt, then slide the hub
and pulleys from the crankshaft.
If only removing the oil seal, simply pry t he oil seal from the front cover using a
large screwdriver. Be careful not to di stort the sheet metal timing gear cover.
2. Remove the oil pan-to-front cove r screws and the front cover-to-block
screws. Pull the cover forward enough to permit the cutting of the oil pan
front seal. Using a sharp knife, cut the seal close to the block at both
corners.
3. Remove the front cover and clean any portion of old gasket from the
sealing surfaces. Clean portions of the old gasket from the block.
To install:
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4. Use a new front oil pan gasket, cut
the tabs from the gasket. Replace the
crankshaft oil seal.
5. Place RTV sealer in the corners of the new oil pan gasket and the new
timing gear cover gasket.
6. Install the front cove r and install the oil pan-to -front cover screws and the
front cover-to-block screws. Torque scr ews to 90 inch lbs. (10 Nm).
7. Install the hub and pulle ys onto the crankshaft. Install the hub center bolt
and torque to 162 ft lbs. (220 Nm).
8. Install the drive belts and adjust.
TIMING GEAR COVER OIL SEAL REPLACEMENT
Fig. 5: Installing the oil seal with the cover installed
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Fig. 6: Installing the oil seal with the cover removed
1. After removing the gear cover, pry or drive the oil seal out of the cover
with a small prybar or an oil seal removal tool.
2. Install a new lip seal with the lip (open side of seal) inside and drive or
press the seal into place.
3. Lightly coat seal with engine oil before installing cover on block.
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Fig. 3: Apply sealer to t hese points prior to assembly
1. Remove the timing gear cover.
2. With the timing gear cover remov ed, rotate the engine as follows:
a. Place the #1 piston at T.D. C with the marks on the camshaft
sprocket at 6 O'clock and the cranks haft sprocket at 12 0:clock.
b. Make sure the #1 cylinder is on the compression stroke with both
valves closed.
3. Remove the bolts holding the cams haft sprocket to the camshaft. Pull the
camshaft sprocket forward.
4. If the camshaft sprocket will not move, give the sprocket a light blow with
a plastic mallet, on the lower edge. Remove the sprocket and timing
chain.
5. Remove the crankshaft gear using a gear puller. Make sure the keyway
does not fall into the oil pan.
To install: 6. Install the crankshaft gear about
1/2 inch from the crankshaft stop.
7. Position the chain onto the cam gear, then slide the chain and cam gear
onto the crank gear and camshaft, keepi ng the timing marks aligned at
all times.
8. Install the camshaft gear retaining bolts and tighten.
9. Turn the crankshaft over two revolutions with the crankshaft bolt to check to see if the timing marks are perfectly aligned. If not, remove the cam
gear and realign.
2.5L ENGINE
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Fig. 2: Checking thrust plate clearance
Fig. 3: Camshaft bearing removal and installation
Fig. 4: Checking camshaft bearing oil hole alignment
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Fig. 7: Oil pump drive found on 2.5L engine
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Fig. 8: A common oil pump drive found on V6 engines
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Fig. 9: A common oil pump drive location on V8 engines
4-CYLINDER ENGINES
There are two ways to go about this task: either remove the engine from the
car, or remove the radiator, grill and any other supports which are directly in
front of the engine. If the second altern ative is chosen, you may have to
disconnect the motor mounts, and raise t he front of the engine. This will give
you the necessary clearance to remove the camshaft from the engine.
1. Drain the engine oil an d the cooling system. Remove the radiator.