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BMW DIESEL 47 REPAIR Check big-end bearing clearances NOTE: Big-end bearing shells are available coded RED or BLUE. Additionally, the connecting 13. Fit a new RED colour coded big-end bearing shell of the appropriate size in connecting rod. CAUTION: Ensure bearing shell is of the 14. Fit a new BLUE colour coded big-end bearing shell of the appropriate size in the big-end CAUTION: Do not fit a ’sputter’ bearing to 15. Place a strip of Plastigage across crankshaft big-end journal. 16. Pull connecting rod on to journal. marks on connecting rod and cap are aligned. 18. Fit original big-end bearing cap bolts and tighten to: 5 Nm (4 lbf.ft) Stage 2 - 20 Nm (15 lbf.ft) Stage 3 - Use angular torque wrench and tighten ° CAUTION: Do not rotate crankshaft. 19. Remove big-end bearing cap. 20. Using scale provided, measure width of Plastigage on bearing journal and compare with 21. If correct clearance cannot be obtained with bearing shells available, crankshaft journals |