We know.. spark plugs?! Really?! What more can we learn about something so simple? Well we hope to prove you wrong in this one. Walk through step by step with the Professor on how we do it and some of the quick tips that can help even the seasoned tech. And hey.. if you already do it this way then you have confirmation you’re going down the right path! We hope you get something new out of it that you can use in the future. Enjoy!