Spark Plug Tester Tool for Small Engine, Car, Lawn Mower, Chainsaw! Easily test ignition circuit continuity at each cylinder!
High-quality high-voltage resistant wire, made of pure thick copper wire inside, can work under high voltage. Spark plug metalhead, easy to use, and durable. An engine spark tester is a diagnostic tool for any engine with a spark plug, which can quickly and easily diagnose ignition/engine outboard motor issues or a fault in the fuel delivery system.
Suitable for all internal & external combustion engines, cars, trucks, motorcycles, lawnmowers, chainsaws, trimmers, snow-blowers, generators, etc. Simply connect the tester between the spark plug and the plug wire, if the spark is being sent, the tester will mirror the spark and light up - Find dirty spark plugs, defective points, bad cables or connections, etc.
Usage Method: Step 1→ With engine off, remove spark plug wire. Step 2→ Attach black connector spark plug. Step 3→ Insert the metal end of the tester into spark plug wire. Step 4→ Try to start the engine. Step 5→ If the ignition circuit is complete, bulb will flash.
Quickly diagnose ignition system problems, lack, or no spark condition.
Easily test ignition circuit continuity at each cylinder.
The tool connects between the spark plug and the plug wire.
Great for troubleshooting all internal combustion engines
Find dirty spark plugs, defective points, bad cables or connections, etc.