O2 Sensor - Upstream · ComponentFlange Boltsfor 2012 Lexus GS 350 3.5L V6 · RWDUnitslb-ftNmTorque40lb-ft55 NmOther components in O2 Sensor - UpstreamHanger Bolts17 lb-ft · 23 NmMounting Bolts23 lb-ft · 31 NmO2 Sensor40 lb-ft · 55 NmO2 Sensor40 lb-ft · 55 Nm📝 Suggest a correction to this torque spec