Cylinder Head Assembly: Specifications

Intake manifold Intake Manifold

Exhaust manifold Exhaust Manifold
Cylinder Head M12 Bolts

First Pass in Sequence 20 Nm (15 lb ft)
Second Pass in Sequence 80 Nm (60 lb ft)
Third Pass in Sequence 90 degrees
Final Pass in Sequence 45 degrees

Cylinder Head M8 Bolts - in Sequence 30 Nm (22 lb ft)





Use NEW cylinder head bolts

Surface Flatness

Block Deck
Measured within a 152.4 mm (6.0 in) Area 0.08 mm (0.003 in)
Measuring the Overall Length of the Cylinder Head 0.1 mm (0.004 in)
Exhaust Manifold Deck 0.1 mm (0.004 in)
Intake Manifold Deck 0.08 mm (0.0031 in)