Got set of 8 to test ignition on my V8 engin. locating them on the distributor showed no problem with the ignition system, no misfires etc. nothing else will do that test as easily. Only downside they do seem a bit brittle, I don't know if they are and I am not about to drop one to find out.
Verified purchase: Yes | Condition: New
Plug testers arrived quickly and worked really well...No complaints
Verified purchase: Yes | Condition: New
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