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Cylinder Head Specifications

Cylinder Head Bolts (Optional On-Vehicle Strategy) First Pass in Sequence 26
Second Pass in Sequence 44
Final Pass in Sequence 66
Cylinder Head Bolts (Preferred Method) First Pass 22
Long Bolt Final Pass 75 deg
Medium Bolt Final Pass 65 deg
Short Bolt Final Pass 55 deg
LH Sequence ---
RH Sequence ---
Engine Wiring Harness Bracket Bolt to Rear of Cylinder Head 26
Fuel Pipe Bracket Bolt to Rear of Cylinder Head 22
Ground Wire or Strap Bolt to Rear of Cylinder Head 26
Cylinder Head Core Hole Plug 15
Ground Wire Bolt to Rear of Left Cylinder Head 89
Ground Wire Stud to Rear of Right Cylinder Head 89
Surface Flatness 0.004 (Maximum)
Camshaft Retainer Bolt 106
Lower Intake Manifold Bolt First Pass in Sequence 27 in.lb
Second Pass in Sequence 106 in.lb
Final Pass in Sequence 11 ft.lb
Upper Intake Manifold Stud First Pass 44 in.lb
Final Pass 80 in.lb
Engine Wiring Harness Bracket Nut to Intake Manifold 106 in.lb
EGR Valve Inlet Pipe Nut at Intake Manifold 18 ft.lb
Evaporative Emission (EVAP) Canister Purge Solenoid Valve Nut to Intake Manifold 89 in.lb
Surface Flatness 0.004 (Maximum) in
Intake Air Duct Clamp 44 in.lb
EGR Valve Inlet Pipe Nut at Exhaust Manifold 22
Exhaust Manifold Bolt/Stud/First Pass 11
Exhaust Manifold Bolt/Final Pass 22
Surface Flatness (Flange to Flange) 0.010 (Maximum) in
Surface Flatness (Individual Flange) 0.002 (Maximum) in
Air Injection Pipe Nut to Exhaust Manifold 18
Catalytic Converter to Exhaust Manifold Stud Nuts 39