On the topic of mods and keeping the bike reliable, throw a ZIPTIE around the caps boot to reduce the strain and keep the vibes from loosening the connection at the wires core to the caps threaded conductor.
See this thread for details.... CLICK IMAGE!!!
A cure for bad vibrations, Spark Plug Caps!!l
See this thread for details.... CLICK IMAGE!!!
A cure for bad vibrations, Spark Plug Caps!!l