Changing spark plugs on an Evolution VIII is one of the easiest things you can do to keep your motor at it’s peak. It’s also a good way to see what’s going on in there with this little guide;
You will need the following tools;
13/16 spark plug socket
6 inch extension
the appropriate ratchet(s)
(torque wrench is optional)
1. Remove the four 10mm bolts holding down the spark plug cover. Remove the cover and set it aside.