engineTiming Chain Kit Torque Specsfor 1989 BMW 325iS 2.5L I6 · RWDUnitslb-ftNm3 fastenersSeqComponentTorqueAngle—Camshaft sprocket boltCritical48 lb-ft · 65 Nm——Crankshaft hub/center boltCritical302 lb-ft · 410 Nm——Tensioner plugCritical30 lb-ft · 40 Nm—📝 Suggest a correction to this torque spec