Gapping plugs 101...
#1
Gapping plugs 101...
I just ordered the recommended NGK plugs for my '99 V-6 4Runner. My dumb question is this: They are supposed to be gapped to .043. Since the plugs have 2 prongs, do I set the same .043 gap between both prongs and the electrode?
#2
#3
Originally Posted by <96 Runner>
That is correct. Be careful.
#4
It's tricky in that you have to tweak two electrodes per plug, and you don't want to over-tweak one.
I just went through this same question with the Denso dual-electrode plugs about a month ago. The short form is that it's a lot easier than I figured, and our engines are pretty tolerant of spark gap (within reason of course).
I just went through this same question with the Denso dual-electrode plugs about a month ago. The short form is that it's a lot easier than I figured, and our engines are pretty tolerant of spark gap (within reason of course).
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Blamalam
86-95 Trucks & 4Runners
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Mar 12, 2022 07:34 AM




