Timing Chain Kit · ComponentTiming Chain Tensioner Boltfor 2009 Kia Optima 2.4L I4 · FWDUnitslb-ftNmTorque18lb-ft25 NmOther components in Timing Chain KitCamshaft Sprocket Bolt59 lb-ft · 80 NmCrankshaft Pulley Bolt133 lb-ft · 180 NmTiming Chain Guide Bolts9 lb-ft · 12 NmTiming Cover Bolts (8mm)18 lb-ft · 25 NmValve Cover Bolts7 lb-ft · 10 Nm📝 Suggest a correction to this torque spec