Contents Wiring diagrams Section: Diesel Engine All sections

Technical Data Cylinder Head Opel Arena I

Cylinder Head

Note: Regrinding of cylinder head is not permitted

Cylinder Head Gasket Identification

With piston projection (mm)Hole Identification

Less than 0.868

0.868 to 1.000

More than 1.0002
3

Valve Seat Reworking

Valve seat angle

Inlet

Exhaust

120°

90°

Valve seat width (mm)

Inlet

Exhaust

1.8

1.8

Valve Dimensions (mm)

Stem diameter

Inlet

Exhaust

8.0

8.0

Head diameter

Inlet

Exhaust

41.0

34.5 or 36.7

Valve Spring Dimensions (mm)

Free height43.41
Wire diameter4.45
Coil internal diameter21.5 ±.

Length under load (Nm)

230

705

37.9

28.4