Dapetz ® Ignition Coil & Spark Plug Tester – High Voltage In-Line Spark Tester for Automotive Engine Diagnostics, Easy Spark Analyser Tool

SOLID BUILD AND MATERIAL QUALITY: The 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. FEATURE AND COMPATIBILITY: Easily detect which cylinder is causing issues with this spark plug test light. Simply connect the spark detector spark plug tool between the spark plug and the plug wire then start the engine. Fit for all engines; cars, trucks, motorcycles, boat motors and other types 2 or 4 stroke, single or multi - cylinder gasoline engines. PRACTICAL DESIGN AND DIMENSIONS: Spark plug ignition tester for small engines and vehicles to quickly and easily diagnose ignition, engine problems and defects, and troubleshoot spark plug connections, contact points, defective cables, etc. RELIABLE PERFORMANCE AND HANDLING: Spark plug light checker can indicate inconsistencies and sparks. Intense bright white light indicates a healthy spark while jumping and dim color indicates a weak coil or plug; Remove the guesswork by using this spark plug tester and coil pack tester, disassemble spark plug tester tool to access and replace the internal bulb. VERSATILE APPLICATIONS: Simply turn off engine and connect the spark plug tester between the spark plug and plug wire. If it works then the color of the light would indicate the quality of the spark.