O2 Sensor - Upstream · ComponentHanger Boltsfor 2009 Kia Optima 2.7L V6 · FWDUnitslb-ftNmTorque16lb-ft22 NmOther components in O2 Sensor - UpstreamFlange Bolts37 lb-ft · 50 NmHeat Shield Bolts10 lb-ft · 14 NmManifold Nuts26 lb-ft · 35 NmMounting Bolts21 lb-ft · 28 NmO2 Sensor37 lb-ft · 50 Nm📝 Suggest a correction to this torque spec