Home › Forum › Ask A Member › J6C plugs pre-gapped? › Re: J6C plugs pre-gapped?
July 26, 2017 at 4:50 am
#62213
Some plugs have several different applications and maybe a different gap.
Today i bought 4 Champ L77JC4. My 25 hp call for a .040 gap. All 4 plugs were at .028
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