ignitionSpark Plugs Torque Specsfor 2008 Buick Lucerne 4.6L V8 · FWDUnitslb-ftNm6 fastenersSeqComponentTorqueAngle—Coil Pack Bolts10 lb-ft · 14 Nm——Cover Screws10 lb-ft · 14 Nm——Engine Cover Clips2 lb-ft · 3 Nm——Ignition Coil Bolt10 lb-ft · 14 Nm——Mounting Bolts25 lb-ft · 34 Nm——Spark PlugCriticalGap before install, anti-seize optional18 lb-ft · 24 Nm—📝 Suggest a correction to this torque spec