General Specifications

Piston And Cylinder Dimensions

Piston and cylinder dimensions:

Piston Ring Gap





Ring To Groove Clearance





Piston





Take measurement approximately 6 mm from lower edge of piston skirt and offset 90° to piston axis.
Deviation from nominal dimension max. 0.04 mm

Cylinder Bores





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

Note:
Cylinder bore must not be measured if cylinder block is secured to assembly stand or else results may be incorrect.

Crankshaft
Axial play
New 0.07 to 0.23 mm
Wear limit 0.30 mm
Radial clearance 0.02 to 0.06 mm
Wear limit 0.10 mm
Crankshaft dimensions
Main bearing 59.958 to 59.978 mm
Connecting rod bearings 53.958 to 53.978 mm

Crankshaft Main Bearing Cap Bolts 30 Nm plus an additional 1/2 turn (180°)
2 x 90° further turns is permitted
Replace

Connecting Rod Bearing Shell
Axial play
New 0.05 to 0.31 mm
Wear limit 0.40 mm
Radial clearance
New 0.02 to 0.07 mm
Wear limit 0.10 mm

Vibration Damper Bolt 100 Nm plus an additional 1/2 turn (180°)
Turning further may be performed in several stages
Replace