engineTiming Chain Kit Torque Specsfor 2021 Lexus ES 250 AWD 2.5L I4 · FWDUnitslb-ftNm6 fastenersSeqComponentTorqueAngle—Camshaft sprocket boltCritical55 lb-ft · 75 Nm——Chain tensioner boltCritical80 lb-ft · 9 Nm——Crankshaft pulley boltCritical148 lb-ft · 200 Nm——Timing chain guide bolt80 lb-ft · 9 Nm——Timing cover bolt (M8)18 lb-ft · 24 Nm——Valve cover bolt7 lb-ft · 10 Nm—📝 Suggest a correction to this torque spec