engineExhaust Manifold Gasket Torque Specsfor 2011 Buick Lucerne 3.8L V6 · FWDUnitslb-ftNm10 fastenersSeqComponentTorqueAngle—Cover Bolts14 lb-ft · 19 Nm——Electrical Connector Bolts6 lb-ft · 8 Nm——Flange BoltsCriticalAnti-seize40 lb-ft · 55 Nm——Gasket Surface BoltsCriticalClean mating surfaces17 lb-ft · 23 Nm——Hanger Bolts17 lb-ft · 23 Nm——Heat Shield Bolts12 lb-ft · 16 Nm——Manifold NutsCriticalApply anti-seize29 lb-ft · 39 Nm——Mounting BoltsCritical40 lb-ft · 54 Nm——O2 SensorCriticalAnti-seize threads40 lb-ft · 55 Nm——Sensor Mounting Bolts9 lb-ft · 12 Nm—📝 Suggest a correction to this torque spec