Lisle Inline Spark Tester

SKU: M503758 20610
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$18.00
SKU:
M503758 20610

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Description

Quickly diagnose problems with all ignition systems. Connect the tool between the spark plug and the plug wire. The tool is double-ended to offer a straight boot and a 90-degree boot on one tool. With the engine running, the tool flashes a mirror image of ignition spark.

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