Operation CHARM: Car repair manuals for everyone.

Cylinder Head Assembly: Specifications

Cylinder Head Surface Variation
Surface Finish - Maximum 2.8 RA
Surface Flatness - Block Deck 0.08 mm Per 152 mm (0.003 in Per 6 in)

Cylinder Head Bolt Re-usability
Install the NEW small hex cylinder head bolts (5 and 8).
Install the NEW large hex cylinder head bolts (1, 2, 3, 4, 6 and 7).





Cylinder Head Bolt
First Pass 60 N.m (44 lb ft)
Final Pass 140 degrees

Exhaust Manifold Bolt 20 N.m (15 lb ft)





Lower Intake Manifold Bolt - Center
First Pass 7 N.m (62 lb in)
Final Pass 13 N.m (115 lb in)





Lower Intake Manifold Bolt - Corner
First Pass 7 N.m (62 lb in)
Final Pass 25 N.m (18 lb ft)

Upper Intake Manifold Bolt/Stud 25 N.m (18 lb ft)