S 500 Coupe (140.070) V8-5.0L (119.980) (1997)
NOTE: Bolts of quality 10.9 should be used for the side bearing cap connection.
14. Measure crankshaft bearing axial play.
15. Rotate crankshaft by hand and check whether it rotates freely.
Matching Conrod Bearings And Installing
16. Inspect conrod bolts. See: Connecting Rod/Application and ID
17. Repair conrod and align. See: Connecting Rod/Service and Repair
18. Insert conrod bearing shells, install conrod bearing caps with conrod bearing shells and tighten conrod nuts or bolts to: 35 Nm.
19. Measure bearing diameter and note.
20. Measure conrod bearing journals and determine conrod bearing radial play.
NOTE:
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The bearing play can be corrected by replacing the conrod bearing shells.
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Aim for the average value of the bearing play stated.
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Conrod bearing shells without color coding are thicker than those with blue color coding; note, however, that the wall thicknesses with and
without color coding may overlap
21. Assemble pistons and conrod. See: Piston/Service and Repair
22. Moisten bearing shells, crankshafts, pistons and cylinders with SAE 30 engine oil.
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Install conrod with pistons.
CAUTION:
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Pay attention to matchmark identification.
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Install the bearing shells with the oil drilling in the conrod otherwise the conrod bushes will not be lubricated.