Feature

●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

[InLine Spark Tester w & Coil On Plug Wire]

[Inline Spark Tester]

Description