engineTiming Chain Guide Torque Specsfor 2012 Mercedes-Benz SL55 AMG 5.4L V8 Supercharged M113K · RWDUnitslb-ftNm13 fastenersSeqComponentTorqueAngle—Camshaft Sprocket BoltCritical69 lb-ft · 93 Nm——Cover Bolts15 lb-ft · 20 Nm——Crankshaft Pulley BoltCritical163 lb-ft · 220 Nm——Electrical Connector Bolts6 lb-ft · 8 Nm——Gasket Surface BoltsCriticalClean mating surfaces19 lb-ft · 26 Nm——Guide BoltsCritical23 lb-ft · 31 Nm——Mounting BoltsCritical44 lb-ft · 60 Nm——Sensor Mounting Bolts10 lb-ft · 14 Nm——Tensioner BoltCritical19 lb-ft · 25 Nm——Timing Chain Guide BoltsCriticalReplace if worn9 lb-ft · 12 Nm——Timing Cover BoltsCritical13 lb-ft · 17 Nm——Timing Cover Bolts - 8mmCriticalTighten in sequence18 lb-ft · 25 Nm——Valve Cover BoltsTighten in sequence7 lb-ft · 10 Nm—📝 Suggest a correction to this torque spec