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Legs are approximately 6” long
3/8" Insert - 5 each
Eliminate any other possible sources of ignition
Mercedes Benz and Cummins 5
Fits all 4 types of plastic and metal caps
3020 - Master Ignition Spark Tester Diesel Service Legs are approximately 6” longQuickly and safely troubleshoots no starts See and hear if spark is present, test intensity or test spark timing with conventional ignition INSTRUCTIONS CAUTION: Mount tester away from areas where gasoline vapors are present. CONVENTIONAL POINT TYPE AND ELECTRONIC IGNITION SYSTEMS: Pull the ignition coil wire from the center cavity of the distributor cap and connect it to the testers terminal. Connect the tester to a good engine ground using the