engineHead Gaskets - Both Torque Specsfor 2000 GMC Yukon XL 5.3L V8 Vortec · 4WDUnitslb-ftNm7 fastenersSeqComponentTorqueAngle—Camshaft Cap BoltsCriticalTorque sequence15 lb-ft · 20 Nm——Cylinder Head BoltsCriticalMulti-step + angle81 lb-ft · 110 Nm——Cylinder Head Bolts (M11)CriticalTTY Bolts. Step 1: 22 lb-ft. Step 2: 90 deg. Step 3: 90 deg. Spiral sequence.22 lb-ft · 30 Nm180°—Cylinder Head Bolts (M8)CriticalUpper row small bolts. Tighten to 22 lb-ft in sequence (inner to outer).22 lb-ft · 30 Nm——Exhaust Manifold NutsCritical31 lb-ft · 42 Nm——Intake Manifold BoltsCritical23 lb-ft · 31 Nm——Valve Cover BoltsCritical13 lb-ft · 17 Nm—📝 Suggest a correction to this torque spec