A8 Quattro Sedan V8-4.2L (BGK) (2006)
Connecting Rod Bearing: Testing and Inspection
Connecting Rod Radial Clearance, Checking
Special tools, testers and auxiliary items required
‹› Plastigage
Test Sequence
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Remove the connecting rod bearing cap. Clean the bearing cap and journal.
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Place Plastigage over the entire width of the bearing journal or into the bearing shell.
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Install the connecting rod bearing cap and tighten to 30 Nm. Do not turn the crankshaft.
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Reinstall the connecting rod cover.
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Compare the width of the Plastigage with the calibrated scale.
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Always replace the connecting rod bolts.