Digital Self-Contained Spark Plug kV Tester

Features and Benefits: Features a display providing live, minimum and maximum readings for the following spark plug measurements: firing voltage, burn time and burn voltage Information permits accurate, professional diagnosis of the spark plugs, plug wires, ignition system, fuel control, and most other factors affecting the spark plug voltag....(more info)

6V & 12V Circuit and Spark Plug Tester

2649 Circuit and Spark Plug Tester Checks 6 and 12 volt circuits for voltage and checks spark plug for spark. Place probe on end with regular bulb to check low voltage. Checks head lights, tail lights, turn signals and other circuits. Tests for faulty sockets, connections and broken wires. Place probe in end with neon bulb to check for spark volta....(more info)

In Line Spark Tester

Features and Benefits: Connects in-line between the spark plug and the ignition wire Used to quickly troubleshoot ignition system with "hands-free" operation Visually check condition of ignition system at each cylinder Frequency and intensity of flash indicates whether there is an ignition system problem or a fault in the fuel deliver....(more info)