Most articles will tell you to use a torque wrench, but they never explain why.
If you see carbon tracking or “flashover” on a spark plug, boot or coil, it is not normal.
Modern ignition systems require dual precious metal spark plugs capable of supplying the highest voltage outputs to date.
Make sure to read the question and answers carefully before selecting an answer. This video is sponsored by Autolite.
It’s a good idea to polish up your knowledge of engine ignition systems. This video is sponsored by Autolite.
Wires should be replaced at the same time as spark plugs. This video is sponsored by Autolite.
Too small of a gap can lead to a weak spark and too large a gap can lead to misfires. Sponsored by Autolite.
These sets allow technicians greater accessibility options with a locking extension providing extra security.
Don’t rush through a spark plug replacement. This video is sponsored by Autolite.