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AUTOOL SPT101 Car Spark Plug Tester is for testing the performance and strength of spark plugs. The product simulates actual engine conditions and works up to 6000rpm. AUTOOL SPT101 Car Spark Plug Tester is designed with adjustable working frequency, the range can reach 0 to 6000rpm.
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.