Size:1 Pack

Gives a Visual Check of the Ignition System.

Quickly diagnose problems with all ignition systems. Connect the tool between the spark plug and the plug wire. The tool is double-ended to offer a straight boot and a 90boot on one tool. With the engine running, the tool flashes a mirror image of ignition spark.

Patent: 6,714,015

• Gives a Visual Check of the Ignition System.
• Quickly diagnose problems with all ignition systems. Connect the tool between the spark plug and the plug wire.
• The tool is double-ended to offer a straight boot and a 90boot on one tool. With the engine running, the tool flashes a mirror image of ignition spark.
• Patent: 6,714,015