engineIntake Manifold Torque Specsfor 1998 GMC Yukon 5.7L V8 350 Vortec · 4WDUnitslb-ftNm6 fastenersSeqComponentTorqueAngle—Cover Bolts16 lb-ft · 22 Nm——Fuel Rail BoltsCritical⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL9 lb-ft · 12 Nm——Intake Manifold BoltsCriticalTighten in sequence from center out | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL18 lb-ft · 25 Nm——Mounting BoltsCritical47 lb-ft · 64 Nm——PCV ValveCritical⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL6 lb-ft · 8 Nm——Throttle Body BoltsCritical⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL7 lb-ft · 10 Nm—📝 Suggest a correction to this torque spec