MSD Digital Ignition Tester Timing Light Powerful magnets are embedded in

Powerful magnets are embedded in a 3/8" thick billet aluminum trigger wheel

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MSD Digital Ignition Tester Timing Light Powerful magnets are embedded inThis Tester will check the operation of all of MSD's single channel CD Ignition Controls. Once the ignition tests good, you can continue troubleshooting and find the culprit. The Tester produces a simulated trigger signal that fires the ignition just as if the engine was running. a special, load producing clip on spark plug is included to connect to the coil wire. If the spark is unable to jump the gap of the tester, there is an ignition problem and