Spark plug gaps are measured with a spark plug gap gauge that consists of varying thicknesses of metal used to slide between the terminal and the insulated tip of the spark plug. There is a specific tool for use on spark... More »

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It is necessary to set the gap of a spark plug during installation as it could misfire, experience loss of power or cause poor fuel economy, according to NGK Spark Plugs. Not properly setting the gap can also foul the pl... More »

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Gap a sparkplug by cleaning the plug, selecting the correct wire gauge, testing the gap and adjusting the electrode. Check and adjust pregapped plugs from the factory due to potential changes that may occur in shipping. More »

www.reference.com Vehicles Car Parts & Maintenance

Gap a sparkplug by cleaning the plug, selecting the correct wire gauge, testing the gap and adjusting the electrode. Check and adjust pregapped plugs from the factory due to potential changes that may occur in shipping. More »

www.reference.com Vehicles Car Parts & Maintenance

A gap gauge is used to ensure the proper gap size when installing new spark plugs in a vehicle; to find the proper gap size, refer to the vehicle's manual or the specification decal found under the hood. If the gap size ... More »

The spark plug gap is an area of open space between the two electrodes of the spark plug. Proper distance for this gap ensures the plug fires at the right time to prevent fouling and early ignition of the lawn mower engi... More »

To replace a Toro lawnmower's spark plug, first remove the boot cover on top of the spark plug, and remove the spark plug wire from the spark plug. After this, connect a spark plug socket to a ratchet, and then set the p... More »

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