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Gap Range (in.)
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Spark Plug Gap Tool Finish
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Lisle Spark Plug Gap Tools

3.86 out of 5 stars 7 Customer Reviews

Lisle spark plug gap tools help you to measure and set proper gap for better vehicle performance. These gappers are made from durable steel with precision sizes clearly marked—and they're available for standard and electronic ignitions. The handy tools are offered in multiple styles and gap ranges.

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