Home Authors Posts by Jerald Gartman

Jerald Gartman

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Low-Cost Spark Plug Ohm Tester

This handy tester is rugged enough to be stored in your tool tray with your other spark plug tools without fear of damage. It can be built for less than $10 in less than 30 minutes. Here’s what you’ll need: Harbor Freight 7-Function Multimeter (often free with any purchase at Harbor Freight). If you don’t […]
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