Operation CHARM: Car repair manuals for everyone.

Cylinder Head Assembly

CYLINDER HEAD

Cylinder Head Bolt - M11

Left:





Right:





First Pass - In Sequence 30 Nm (22 lb ft)
Second Pass - In Sequence 60 degrees
Third Pass - In Sequence 60 degrees
Fourth Pass - In Sequence 60 degrees
Final Pass - In Sequence 40 degrees, total 220 degrees

Cylinder Head Bolt - M6 12 Nm (106 lb in)

CYLINDER HEAD BOLT RE-USABILITY

NOTE: DO NOT reuse the old M11 cylinder head bolts.

SURFACE VARIATION

Cylinder Head Deck Surface Flatness 0.100 mm (0.0039 in)
Surface Flatness - Block Deck 0.050 mm (0.0020 in)

Surface Flatness - Exhaust Manifold Deck 0.220 mm (0.0087 in)
Surface Flatness - Intake Manifold Deck 0.220 mm (0.0087 in)

CAMSHAFT BEARING CAP

Exhaust Camshaft - Left Side:





Intake Camshaft - Left Side:





Exhaust Camshaft - Right Side:





Intake Camshaft - Right Side:





Camshaft Bearing Cap Bolt
First Pass 5 Nm (44 lb in)
Final Pass 30 degrees

Supercharger




Bolt In Sequence 25 Nm (18 lb ft)

Throttle Body Bolt 10 Nm (89 lb in)

EXHAUST MANIFOLD

Right:




Left:




Exhaust Manifold Bolt and Nut 25 Nm (18 lb ft)
Stud into Cylinder Head 6 Nm (53 lb in)