Autolite Spark Plugs - There is a debate whether or not to use anti-seize when installing spark plugs. The official position of Autolite on this question is to consult the service manual
sparkplugs - Spark Plugs go bad yearly despite moderate use - Mini Cooper R56 - Motor Vehicle Maintenance & Repair Stack Exchange
How spark plugs work
SPA-3 - Replacement Spark Plug For Use With Spark Plug Adapter | GTGRAVELYPARTS