OPPAMA PET-4000 3-Wire Ignition Spark Tester – Easy Diagnosis for Gasoline Engines. TheOPPAMA PET-4000 is a 3-wire ignition spark tester designed for gasoline engine diagnostics. Ideal for easily checking ignition coil and spark plug performancewithout removing the magneto, this tool adjusts the spark gap to quickly confirm ignition strength and electrical system functionality.
