engineTiming Chain Torque Specsfor 2005 GMC Sierra 1500 6.0L V8 Vortec · 4WDUnitslb-ftNm5 fastenersSeqComponentTorqueAngle—Camshaft Sprocket BoltsCritical59 lb-ft · 80 Nm——Crankshaft Sprocket BoltCriticalOften TTY - check specs133 lb-ft · 180 Nm90°—Timing Chain Guide BoltsCritical9 lb-ft · 12 Nm——Timing Chain TensionerCritical18 lb-ft · 25 Nm——Timing Cover BoltsTighten in sequence9 lb-ft · 12 Nm—📝 Suggest a correction to this torque spec