Mercruiser Spark Plugs
Bad spark plugs can cause your Mercruiser engine to cut out, lose power, slow acceleration, and have trouble starting. When it is time to replace, we carry Mercruiser Spark Plugs from brands like Champion and NGK. You can buy in confidence knowing all our products meet OEM standards. Not sure which spark plug your engine needs? Refer to our Mercruiser spark plug chart below.
Click to Download Mercruiser Spark Plug Chart