This tool features a neon bulb to check spark plugs, spark plug wiring, and secondary or high voltage circuits without piercing fragile spark plug wires.
Spark Plug Firing Indicator
- Product Code:4500
- Availability:In Stock
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$6.00
This tool features a neon bulb to check spark plugs, spark plug wiring, and secondary or high voltage circuits without piercing fragile spark plug wires.