•Adjustable gap allows for different spark gap requirements of different ignitions systems with a range of 0 to  40,000 volts.
•Adjusts for any ignition system from small engine to high-energy electronic automotive systems.
•Tests for no-start conditions and spark strength.
•Alligator clip securely fastens to ground.
•Screw assembly spark gap quickly, easily.

•Adjustable gap allows for different spark gap requirements of different ignitions systems with a range of 0 to  40,000 volts.
•Adjusts for any ignition system from small engine to high-energy electronic automotive systems.
•Tests for no-start conditions and spark strength.
•Alligator clip securely fastens to ground.
•Screw assembly spark gap quickly, easily.