Ignition Spark Tester Adjustable High-Energy Ignition Spark Tester Coil Tool designed to check ignition voltage. Features a screw adjustment to accommodate different gap settings.
Suitable for ignition systems ranging from 0 to 40,000V.
The background ensures the spark is visible even in bright sunlight.
Easily plugs into the high-tension lead and grounds to the engine with an alligator clip. Ideal for diagnosing no-start conditions and assessing spark strength.
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