Mercedes Benz Workshop Service and Repair Manuals

Crankshaft: Specifications
Crankshaft Journal  Diameter & Limits

Connecting Rod Journal Dimensions

Standard  ...........................................................................................................................................................  47.955 - 47.965 mm (1.8880 - 1.8884 in)
Standard 1 (orange)  ..........................................................................................................................................  47.945 - 47.955 mm (1.8876 - 1.8880 in)
Standard 2 (blue)  ..............................................................................................................................................  47.935 - 47.945 mm (1.8872 - 1.8876 in)
1st Repair Size  .................................................................................................................................................  47.700 - 47.715 mm (1.8780 - 1.8785 in)
2nd Repair Size  ................................................................................................................................................  47.450 - 47.465 mm (1.8681 - 1.8687 in)
3rd Repair Size  ................................................................................................................................................  47.200 - 47.215 mm (1.8583 - 1.8589 in)
4th Repair Size  .................................................................................................................................................  46.950 - 46.965 mm (1.8484 - 1.8490 in)

Connecting Rod Journal Width

Standard  .....................................................................................................................................................  27.958 - 28.042 mm (1.1007 - 1.1040 in)
Repair Sizes up to  ...................................................................................................................................................................  28.300 mm (1.1142 in)

Main Bearing Journal Dimensions

Standard Bearings

(blue) ...........................................................................................................................................................  57.960 - 57.965 mm (2.2819 - 2.2821 in)
(yellow) .......................................................................................................................................................  57.955 - 57.960 mm (2.2817 - 2.2819 in)
(red) ............................................................................................................................................................  57.950 - 57.955 mm (2.2815 - 2.2817 in)
Fit Bearing Width  ......................................................................................................................................  24.500 - 24.533 mm (0.9646 - 0.9659 in)

Standard 1 Bearings

(white-blue)  ...............................................................................................................................................   57.945 - 57.950 mm (2.2813 - 2.2815 in)
(white-yellow)  ............................................................................................................................................  57.940 - 57.945 mm (2.2811 - 2.2813 in)
(white-red)  .................................................................................................................................................  57.935 - 57.940 mm (2.2809 - 2.2811 in)
Fit Bearing Width  ......................................................................................................................................  24.600 - 24.633 mm (0.9685 - 0.9698 in)

1st Repair Size  .................................................................................................................................................  57.705 - 57.715 mm (2.2719 - 2.2722 in)

Fit Bearing Width  ......................................................................................................................................  24.700 - 24.733 mm (0.9724 - 0.9737 in)

2nd Repair Size  ................................................................................................................................................  57.455 - 57.465 mm (2.2620 - 2.2624 in)

Fit Bearing Width  ......................................................................................................................................  24.900 - 24.933 mm (0.9803 - 0.9816 in)

3rd Repair Size  ................................................................................................................................................  57.205 - 57.215 mm (2.2522 - 2.2526 in)

Fit Bearing Width  ......................................................................................................................................  25.000 - 25.033 mm (0.9843 - 0.9856 in)

4th Repair Size  .................................................................................................................................................  56.955 - 56.965 mm (2.2423 - 2.2427 in)

NOTE:  
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The tolerance of the crankshaft bearing journal is factory identified with the color code next to the bearing journals.

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Crankshafts of standard size 1 are not supplied as replacement parts.

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The thrust washers are supplied in the thickness 2.15, 2.20, 2.25, 2.35 and 2.40 mm as a parts set in each case with a thrust washer for the
crankcase and a thrust washer for the bearing cap.