XJR (X300) L6-4.0L SC (AJ16) (1995)
Crankshaft Main Bearing: Service and Repair
Main Bearing, Engine Set, Renew
Remove components required for access and proceed as follows.
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Remove the oil pan see.
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Remove the oil pump.
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Remove the windage trays securing bolts and remove the windage trays (6 Fig. 1).
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Remove the bolts securing one of the main bearing caps to the cylinder block and remove the cap.
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Remove and discard the bearing shell from the cap and cylinder block.
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Clean the cylinder block and crankshaft,
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Polish the crankshaft journal and liberally coat with oil.
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Feed the new bearing shell into the cylinder block and ensure that the tag is fully seated in its location.
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Fit the other new bearing shell to the bearing cap. Oil the bearing and fit the cap assembly to the cylinder block.
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Fit and torque tighten the securing bolts.
CAUTION: The main bearing securing bolts MUST be renewed during assembly and torque tightened as described under Engine, Service
and Repair, Service Procedures, SPS Joint Control System.
Note: Ensure that the bearing cap is the correct way round, with the cap numbers corresponding to the numbers stamped on the oil pan mounting face
(1 Fig. 2).
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Rotate the crankshaft to ensure that it is not being `pinched' and will rotate freely.
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Repeat the procedure for the remaining six caps and shells.