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Re: Spark Testers - useless vs useful
Posted to Tool & Equipment Forum on 8/25/2019

Hello, Geoff

I use the lighted spark testers on my lawn mowers and small engine stuff because their magneto coils put out such a weak spark that they're hard to see in daylight or even in a lighted shop.

I also use the adjustable Thexton spark tester and, ... Login to read more.