Please choose the correct ending to complete the given sentence: Cars & Other Vehicles: [header] How to change spark plugs [title] Figure out your spark plugs' location and size. [step] Almost all cars have spark plugs located in a row at the front of the engine (or possibly on the top depending on configuration). Some older v engines have spark plugs located to the sides of the engines.

Ending1: Instead of spark plugs located along the fuel tank or on either side of the tank, you can find spark plugs located just underneath each fuel tank. Engine identification professional service (dmv) specifically assesses the spark plugs' locations and size when in use. Ending2: It's best to make a quick choice to protect yourself from that possibility. [substeps] Newer neurons are less likely to accidentally be punctured by abrasions. Ending3: You may need to work some time to find yours. In the city you will want to look up air-service stations. Ending4: With a few exceptions, cars have one spark plug for each cylinder. [substeps] Make sure the engine is cool before you get started.

Answer format: ending1/ending2/ending3/ending4