Main Bearing Bore Standard Dimensions

NOTE: Permissible difference of fit bearing contact surfaces laterally from rectangularity related to the diameter of the first and seventh crankcase bearing point is 0.03 mm.

Main Bearing Bore Finishing Specifications
Main Bearing Number 1, 5 and 7:
Identification (see footnote [1]) 1 Chisel Punch Mark
Bore Diameter 62-500 - 62.506 mm
Fit Bearing Width 19.979 - 20.000 mm
Identification (see footnote [1]) 2 Chisel Punch Marks
Bore Diameter 62-506 - 62.513 mm
Fit Bearing Width 19.979 - 20.000 mm
Identification (see footnote [1]) 3 Chisel Punch Marks
Bore Diameter 62-513 - 62.519 mm
Fit Bearing Width 19.979 - 20.000 mm
Main Bearing Number 2, 3, 4 and 6:
Identification (see footnote [1]) 2 Chisel Punch Marks
Bore Diameter 62-500 - 62.506 mm
Fit Bearing Width 19.979 - 20.000 mm
Identification (see footnote [1]) 3 Chisel Punch Marks
Bore Diameter 62-506 - 62.519 mm
Fit Bearing Width 19.979 - 20.000 mm

[1] The finishing tolerance stages are indicated by punch marks on the contact surface for the oil pan, in each case next to the crankshaft bearing