spark plug

  1. Spark Plug Blown Out?

    Guys, while trying to sort out a "misfire" in my 2012 Roadster, I came across something I've never seen before. The number 6 plug was out of its thread completely, laying at an angle in the tunnel/hole/shaft - I fished it out with long nose pliers. The plug gap is completely closed. The HT...
  2. Spark Plug Change on 2022 Rocket GT

    Old man winter has appeared in my part of Colorado putting a stop to riding until Spring. The coup de grace was the highway department throwing down mounds of a deadly combination of sand, gravel and Mag Chloride onto my favorite roads. The magnificent beast is in the heated garage demanding...
  3. spark plug query...

    I'm currently dealing with a couple issues on my 09 touring, pretty sure main problem is a hinky TPS with all the symptoms and am waiting on new part to materializer. In the meantime a good tune is in order and am starting with new plugs...... Our closest parts store in town had 3 NGK DPR7EA-9's...
  4. I need serious help with "missing spark".......

    Hi fellow Rocketeers. My 05' won't start. I have had it split apart, except the engine, and when I put it together again, it won't start. At first, no issue, it started fine, once or twice. After that it got harder and harder, and now it won't start at all. I think it has been started 5 times...
  5. No spark 🥺

    Hey guys. My 05' won't start 🙄 Have had it split apart for paint etc. Had it started last 3 days, 1 time a day, but that's all. It won't start except 1 out of 100 tries. 1. Fuel pump and pressure is fine. 2. Sparkplugs are good, Iridium. 3. No spark. So it must be something with the ignition...