engineTiming Chain Torque Specsfor 2012 Kia Optima 2.0L Turbo I4 · FWDUnitslb-ftNm5 fastenersSeqComponentTorqueAngle—Camshaft sprocket bolt (intake/exhaust)Critical74 lb-ft · 100 Nm——Crankshaft pulley boltCritical159 lb-ft · 215 Nm——Timing chain cover bolts16 lb-ft · 22 Nm——Timing chain guide bolts8 lb-ft · 11 Nm——Timing chain tensioner bolts8 lb-ft · 11 Nm—📝 Suggest a correction to this torque spec