engineSerpentine Belt Torque Specsfor 1997 BMW 525iT E39 2.5L I6 M54 Touring · RWDUnitslb-ftNm2 fastenersSeqComponentTorqueAngle—Belt Tensioner Bolt41 lb-ft · 55 Nm——Idler Pulley Bolt33 lb-ft · 45 Nm—📝 Suggest a correction to this torque spec