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Ignition spark tester with spark gap: 1. The tester can show if there is ignition voltage and its intensity. 2. In contrast to spark plugs, spark gaps can be tested on this tool,So you can check the power reserve. 3. You can adjust the spark gap by turning the adjustable screw. 4. A good and intact ignition system should have a clearance of at least 15 mm.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.