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BMW DIESEL 51 REPAIR 23. Replace connecting rods as necessary, do not attempt to straighten distorted rods. CAUTION: replacement connecting rods bearing caps. Cylinder bores - inspection 24. De-glaze cylinder bores, check bores for scoring. carbon deposits from cylinder block. 26. Check and record cylinder bore diameter at bottom, centre and top of bore ensuring that 27. Compare figures obtained with the following and determine cylinder bore size: 28. Repeat procedure at angle shown and from the 2 sets of measurements obtained, calculate 29. Compare piston diameter with cylinder bore size and determine piston to bore clearance: NOTE: For engines which have been ’run 30. Standard and intermediate size cylinder bores which are worn in excess of limits given may be |