{"product_id":"s-g-tool-aid-23920-90-boot-in-line-ignition-spark-checker","title":"S \u0026 G Tool Aid 23920 90 Degree Boot, In-Line Ignition Spark Checker","description":"\u003cp\u003eThis 90 degree boot in-line ignition spark checker is used to quickly troubleshoot ignition systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDevice is hands-free and connects in-line between the spark plug and spark plug wire.\u003c\/li\u003e\n\u003cli\u003eShows a duplicate view of the ignition spark, allowing technicians to visually check the condition of the ignition system at each cylinder.\u003c\/li\u003e\n\u003cli\u003eFrequency and intensity of the flash indicate whether there is an ignition system problem or a fault in the fuel delivery system.\u003c\/li\u003e\n\u003cli\u003eFlash can be seen in bright sunlight.\u003c\/li\u003e\n\u003cli\u003eClear plastic body can withstand rough use and resists automotive chemicals.\u003c\/li\u003e\n\u003cli\u003eProtected by mechanical strain relief.\u003c\/li\u003e\n\u003cli\u003eReplacement Bulb Part No. 23904.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S \u0026 G Tool Aid","offers":[{"title":"Default Title","offer_id":67669740749045,"sku":"MEDSGT23920","price":14.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/1743\/4357\/files\/23920.jpg?v=1791657253","url":"https:\/\/www.upstartautoparts.com\/products\/s-g-tool-aid-23920-90-boot-in-line-ignition-spark-checker","provider":"UpStart Auto Parts \u0026 More","version":"1.0","type":"link"}