Spark Plug Confusion

Well, there are two possibilities:

1. I've been recommending them for close to three decades just to try and make people break their stuff, and somehow all their reports of broken stuff have been suppressed and erased from the internet

or…

2. I've been recommending them for close to three decades because they fit and work and make a worthwhile improvement and there's no interference

»Final Jeopardy music plays«
You know, there ARE times when you don't always have to be a smart aleck. lol I ask mainly because the cylinder head on Vixen's engine has been heavily milled.