spark plugs

  1. Timothy69420

    Replace spark plugs truck runs but dies when it at idle

    I replaced the spark plugs on my 1978 c10, I make sure they were gap correctly to 0.045in and they were the correct plugs which is AC Delco R45TS. Also made sure the leads are in the correct firing order. when replacing them. the truck started when I replaced them, but backfired. second time I...
  2. E

    How do my spark plugs look?

    Just got my 85 in the garage for some tests. It’s been running rough no power dying out sputtering. This a possible cause ?
  3. ahoppj

    Smokey business

    Hello ladies and gents! I had some trouble starting and idling with my truck. I planned on changing spark plugs and wires as apart of the project schedule and went ahead. Now!!! She starts perfect and runs like a Dream compared to before. BUT!! now I’m getting a concerning amount...

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