exhaustMuffler Torque Specsfor 2003 Chevrolet Astro 4.3L V6 Vortec · RWDUnitslb-ftNm8 fastenersSeqComponentTorqueAngle—Clamp BoltsCritical40 lb-ft · 54 Nm——Flange BoltsCriticalApply anti-seize30 lb-ft · 41 Nm——Hanger Bolts15 lb-ft · 20 Nm——Hanger Bracket Bolts18 lb-ft · 25 Nm——Heat Shield Bolts12 lb-ft · 16 Nm——Manifold NutsCriticalApply anti-seize29 lb-ft · 39 Nm——Muffler Clamps41 lb-ft · 55 Nm——O2 SensorCriticalApply anti-seize to threads40 lb-ft · 54 Nm—📝 Suggest a correction to this torque spec