Air Injection Check Valve · ComponentO2 Sensorfor 1990 Audi 90 2.3L I5 · FWDUnitslb-ftNmTorque35lb-ft47 NmOther components in Air Injection Check ValveCover Screws8 lb-ft · 11 NmFlange Bolts35 lb-ft · 47 NmFlange Bolts35 lb-ft · 47 NmHanger Bolts15 lb-ft · 20 NmHanger Bolts15 lb-ft · 20 NmHeat Shield Bolts10 lb-ft · 14 NmManifold Nuts25 lb-ft · 34 NmMounting Bolts20 lb-ft · 27 Nm📝 Suggest a correction to this torque spec