Spark plugs are on of those automotive terms that almost everyone has heard of. But do you REALLY know the ins and outs of what a spark plug is? Today we are going to explore the wonderful world of your engine’s spark plugs. Remember that this video is an informative and in-depth video. Your vehicle’s engine may have some additional steps to removing or replacing spark plugs. Some cars even have 2 per cylinder. As always please be careful when working on your car.Spark plugs are on of those automotive terms that almost everyone has heard of. But do you REALLY know the ins and outs of what a spark plug is? Today we are going to explore the wonderful world of your engine’s spark plugs. Remember that this video is an informative and in-depth video. Your vehicle’s engine may have some additional steps to removing or replacing spark plugs. Some cars even have 2 per cylinder. As always please be careful when working on your car.