Slow 1/8 with 74 440 dart

found some pics of my plugs after i got home from the track!! and some pics of the car too lol. not the best pics of the plugs but i remembered i took them.

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If that black on the porcelain is that far up, your wayyyy to rich. It should be gray, at the bottom and .080 thick.
All the black needs to go away. Dark gray is pretty good the yellow is mmt additive in my av gas

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