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151 ENGINE
6A2-17
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Fig.
6A2-36
Measuring Plastic Gage
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Fig.
6A2-37
Checking Connecting Rod Side Clearance
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Fig.
6A2-38
Rear Main Bearing Oil Seal
3. Remove oil seal from groove, prying from bottom,
using a small screwdriver. (Always clean crankshaft surface
before installing a new seal).
4. Insert a new seal well lubricated with engine oil in
bearing cap groove (keep oil off of parting line surface, as this
surface is treated with sealing compound) gradually push
with a hammer handle until seal is rolled into place.
5. To remove the upper half of the seal, use a small
hammer and a soft blunt punch to tap one end of oil seal (Fig.
6A2-39) until it protrudes far enough to be removed with
pliers. Push new seal into place with lip toward engine front.
Fig.
6A2-39
Removing Rear Seal Upper Half
6. Install bearing cap and torque bearing cap bolts to 65
lb. ft.
7. Install oil pan.
M A I N BEARINGS
The main bearings are of the precision insert type and
do not utilize shims for adjustment. If the clearances are
found to be excessive, a new standard or undersize bearing
insert, both upper and lower halves, will be required.
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