Coil-On Spark Plug Tester
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Thexton Coil-On Spark Plug Tester

Part No. THX458 Warranty Details  
For ignition systems with coil-on plugs, including Ford, Chrysler, Mitsubishi, Nissan and more
Quick way to test for no-start conditions
Gap adjusts from 0 to 40kV, 12" ground wire Quickly test for adequate spark when trying to diagnose a vehicle with a no-start condition. Ensure enough firing voltage without risking shock or damage to coil unit.
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