PRE-RELEASE
Engine block
| Engine block |
| Cylinder bore |
|
Classification codes
|
|
|
|
Class A
|
mm
|
82.000 - 82.010
|
|
Class B
|
mm
|
82.010 - 82.020
|
|
Class C
|
mm
|
82.020 - 82.030
|
|
Cylinder dimensions
|
|
|
|
Permitted taper
|
mm
|
< 0,005
|
|
Permitted ovality
|
mm
|
< 0,05
|
|
Cylinder liner oversize
|
mm
|
0.1
|
The engine must be marked with the new cylinder classification after machining and reboring.
| Cylinder block |
|
Height, cylinder block
|
mm
|
236,5
|
| Cylinder head |
|
Minimum permitted height, cylinder head
|
mm
|
107.0 ±0.05
|
|
Flatness deviation for cylinder head's lower surface
|
mm
|
0.1 - 0.05
|
| Cylinder head gaskets |
|
Gasket thickness
|
Gasket thickness
|
Max. average piston height above cylinder block plane
|
|
No gasket punching
|
0,770 - 0,870
|
0,014 - 0,104
|
|
Gasket punched, one hole
|
0,870 - 0,970
|
0,105 - 0,205
|
|
Gasket punched, two holes
|
0,970 - 1,070
|
0,206 - 0,294
|
