Universal 14mm Engine Spark Plug Gap Tool Gapper Gapping Sparkplug Caliper Kit

• Universal for all 14mm spark plugs. • Engine Spark Plug Gap Tool. • - Fits all 14mm Spark Plugs. • Simply screw your spark plug into the bottom of our gap tool. • Turn the knob with the feeler gauge in place till the side electrode compresses to the desired gap thickness.

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