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ok well i drove my car to the track a few weeks ago and raced it and it did great for the heat we had and i drove it home and didnt notice anything wrong when driving.. let the car sit for a few days and realized i had the wrong plugs in it so i switched from a tr5 to a tr6 gapped at .45 and now the car runs like total ****.. changed the plugs to another set of tr6's gapped at .40.. same result.. pull the plugs and they look like this
tr5's
no.2 tr6
no.3 tr6
what could have changed between letting it sit and putting a set of different plugs in? i know its adding timing for some reason but why
I'll chime in because I did exactly the same.
I raced with TR5, and switched before the next race. Was struggling with the auto **** stuff, and didn't make any good runs. Drove the car all this week, and it just seems off.....it pops after startup, and will pop or skip a bit from time to time.
I'm going to put my 5's back in and see what's up. Tomorrow and race in the evening.
BTW....both gapped at .040