To set the spark plug gap correctly, you need to use a spark plug gap tool. For reference, see our spark plug gap chart below, this chart converts metric measurements to standard.

Aug 4, 2025 · The NGK spark plug gap chart lists the recommended gap sizes for different NGK spark plugs, ensuring optimal engine performance and fuel efficiency. Always follow the specified gap for …

Our free Spark Plug Gap Calculator helps you find the recommended gap for your Ford, Toyota, Honda, Chevrolet, BMW, and other vehicles —plus a handy inch-to-mm converter and expert gapping tips. …

To close the electrode gap, carefully tap the plug, electrode first, on a hard surface, as shown in illustration 2.

Now that you’ve found the part you’d like to replace, you can use the chart below to identify the genuine Briggs & Stratton replacement spark plug and gap recommendation.

Spark Plug Gaps Chart - Learn why maintaining the correct spark plug gap is crucial for optimal engine performance, efficiency, and combustion. Discover how factors like engine type, operating …

What is the Proper Gap Setting for My Vehicle? After completing an application search and selecting a spark plug, the “vehicle information” section on the product detail page should display the proper gap …

600, HXL840, TCH200 TCH300 Horizontal 4-Stroke H20 H22, H25, HT3. , HT35, HXL35, HH40, HH50, HH60, HH70, HMXL70, HH80. HHM80, HH100, HSSK60, HSSK70 H30, H35, H40, H50, H60, H70, …

SPARK PLUG INTERCHANGE CHARGE USE THIS CHART TO CONVERT A SPARK PLUG BETWEEN MANUFACTURERS.

Find the complete Briggs and Stratton spark plug gap chart for all models. Includes gap sizes, engine types, and FAQs for optimal performance.