Originally Posted by Uncle Scotty
per the real honest to god spark plug engineer d00000d from ngk that posts over in the maint forum all the time ....you should NOT use ANY anti-seize products with their spark plugs as they are already anti seize plated from the factory and adding anti seize causes more and more serious issues than it solves or is supposed to prevent
Good to know Uncle Scotty. Been using a 3/8" torque wrench for the last 9 years with no issues. The spark plugs in the DOHC heads are tricky but you definitely have enough room to get the wrench in there.