P0304 Hyundai Sonata cylinder 4 misfire

[@isaacwilliams8048]

What type of ratchet to use to remove the spark plugs?

[@troysgarage]

Links to all the tools are in the description. Thanks.

[@SonicOrbStudios]

Oil burnt on those plugs cause the buildup

[@troysgarage]

Pretty sure that was the issue.

[@340rps]

I would go with a fuel injector cleaner, much better

[@troysgarage]

If you have it on hand use that. I didn’t so used what I had. Worked fine.