General Specifications

Piston And Cylinder Dimensions

Piston and cylinder dimensions:

Cylinder Bores





- Measure diagonally at 3 positions transversely - A - and longitudinally - B-.
Deviation from nominal size max. 0.08 mm

Note:
Cylinder bore measurement must not be performed if cylinder block is secured to assembly stand with holding fixture VAS 6095, since inaccurate measurements are possible.

Crankshaft Dimensions

Crankshaft dimensions:

Identification On Crankshaft Bearing, Top
From the factory, upper bearing shells are allocated to cylinder block with correct thickness. Colored spots serve to identify bearing thicknesses.





The letters marked on lower sealing surface of cylinder block identify which bearing thickness must be installed in which location.





^ Arrow points in direction of travel.
^ If color markings can no longer be read, use the blue bearing shell.
^ The lower crankshaft bearing shells are always shipped as replacement part with "yellow" color marking.

Crankshaft Main Bearing Cap Bolts 65 Nm plus an additional 90° (1/4 turn)
Replace

Connecting Rod Bearing Shell
Axial play
New 0.10 to 0.35 mm
Wear limit 0.4 mm
Radial clearance
New 0.02 to 0.06 mm
Wear limit 0.09 mm

Crankshaft toothed belt sprocket bolt 90 Nm plus an additional 90° (1/4 turn)
Replace

Ribbed belt pulley bolts 10 Nm plus an additional 90° (1/4 turn)
Replace