The Engine Spark Tester Probe is a must have diagnostic tool for any engine with a spark plug, and can quickly and easily diagnose ignition/engine outboard motor issues or a fault in the fuel delivery system
HOW TO USE: Simply connect the tester between the spark plug and the plug wire, if spark is being sent, the tester will mirror the spark and light up - Find spark plugs, defective points, bad cables or connections, etc.
DIMENSIONS: 6" boot/cable, 5" shaft/light housing; 2.2 oz. DESIGN: Nickel Plated Shaft, Double ended flexible tool offers a straight boot -– Internal bulb lasts for years, but is replaceable through transparent housing
USE FOR: Essential Troubleshooting for All Internal AND External Combustion Engines, cars, trucks, motorcycles, lawnmowers, chainsaws, trimmers, snow-blowers, generators etc. - A must have for any individual, professional mechanic garage