Diesel Data: Automotive Repair

Cylinder Head





NOTE: Head Bolts are reusable.

Cylinder Head

Using 8mm and 10mm hexagon wrench, install and tighten the 10 cylinder head bolts and plate washers, in several passes, in the sequence shown.

Tightening torque
M10 22.6 - 26.5 (2.3 - 2.7, 16.6 - 19.5) + (60° ~ 65°) + (60° ~ 65°)
M12 27.5 - 31.4 (2.8 - 3.2, 20.3 - 23.1) + (60° ~ 65°) + (60° ~ 65°)







Cylinder Head Surface Variation







Flatness of cylinder head gasket surface

Standard Less than 0.03 mm (0.0012 in)
Limit 0.06 mm ( 0.0024 in)