Specifications

Auto Repair Tools
Use to accurately check for spark in ignition systems without
removing spark plug from engine.

Auto Repair Tools

Use to accurately check for spark in ignition systems without removing spark plug from engine.

Verifies that energy is sufficient for spark plug to fire. if voltage on HEI tester is great enough the center electrode

is not used.

To use attach spark plug wire to tester end, clamp tester to engine as ground crank engine and check for spark.

Caution: wear safety goggles.

 

 

 

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