System Specifications

Cylinder Head Bolt - Preferred Method
All Bolts First Pass in Sequence 30 Nm (22 ft. lbs.)
Long Bolt Final Pass in Sequence 75 degrees
Medium Bolt Final Pass in Sequence 65 degrees
Short Bolt Final Pass in Sequence 55 degrees
Cylinder Head Bolt - Optional On-Vehicle Strategy
First Pass in Sequence 35 Nm (26 ft. lbs.)
Second Pass in Sequence 60 Nm (44 ft. lbs.)
Final Pass in Sequence 90 Nm (66 ft. lbs.)
Exhaust Manifold Bolt/Stud
First Pass 15 Nm (11 ft. lbs.)
Final Pass 30 Nm (22 ft. lbs.)





Lower Intake Manifold Bolt
First Pass in Sequence 3 Nm (27 inch lbs.)
Second Pass in Sequence 12 Nm (106 inch lbs.)
Final Pass in Sequence 15 Nm (11 ft. lbs.)
Upper Intake Manifold Stud
First Pass 5 Nm (44 inch lbs.)
Final Pass 9 Nm (80 inch lbs.)
Cylinder Head Deck Surface Flatness 0.050 - 0.152 mm (0.002 - 0.006 inch)