exhaustFront Pipe Torque Specsfor 1990 Buick Century 3.3L V6 · FWDUnitslb-ftNm7 fastenersSeqComponentTorqueAngle—Cover Screws8 lb-ft · 11 Nm——Flange BoltsCriticalApply anti-seize35 lb-ft · 47 Nm——Hanger Bolts15 lb-ft · 20 Nm——Heat Shield Bolts10 lb-ft · 14 Nm——Manifold NutsCriticalApply anti-seize25 lb-ft · 34 Nm——Mounting Bolts20 lb-ft · 27 Nm——O2 SensorCriticalApply anti-seize to threads35 lb-ft · 47 Nm—📝 Suggest a correction to this torque spec