Strange Engineering N1904 9\ Light-Weight 3.25\ Bore Aluminum Case
- Quickly diagnose problems with all ignition systems..
- Connect the tool between the spark plug and the plug wire..
- Use this ignition spark tester to check the condition of the ignition system at each cylinder without going to expensive mechanics..
- The spark tester connects between the spark plug and spark plug wire in seconds to troubleshoot dirty spark plug connections, defective points and bad cables or connections..