General Specifications
Surface Variation
Check cylinder head at multiple points for distortion, using straight edge and feeler gauges.
Max. permissible distortion 0.05 mm
Resurfacing cylinder head (face grinding) is only permissible to minimum dimension a.
Minimum dimension: a 139.20 mm
Checking Cylinder Bore
Measure diagonally at 3 positions transversely -A- and longitudinally -B-.
Deviation from nominal dimension max. 0.08 mm
Crankshaft Dimensions
(Dimensions in mm)
Axial play
New 0.07 to 0.23 mm
Wear limit 0.30 mm
Radial clearance
New 0.02 to 0.04 mm
Wear limit 0.15 mm
Main Bearing Cap
Torque 65 Nm plus 90 degrees (1/4 turn)
Size Codes
The crankshaft bearing shells in the bearing caps are only available as a replacement part with a "yellow" color marking.
Connecting Rod
Torque 30 Nm + 90 degrees (1/4 turn)
Connecting Rod Bearing
Radial clearance
New 0.02 to 0.06 mm
Wear limit 0.09 mm
Axial play
New 0.10 to 0.35 mm
Wear limit 0.40 mm
Bearing shell -1- with connecting rod oil bore - arrow -.
Bearing shell -2- without connected rod cover oil bore.
Place bearing shells centrally into connecting rod and connecting rod cover.
Dimension -a- must be the same at left and right.
Piston Ring
Vibration Damper/Crankshaft Pulley