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no spark

  1. C

    81 CB750k spark on 1&4 but not running

    Hey all first post because I'm kinda stumped. 81 750k overhauled 5k miles ago. I also have Murray's carbs set up on here... that's a whole nother issue😔. They're a pain to keep from fouling plugs because he tunes them so rich. Just did a service about 50mi ago because it was breaking up on...
  2. M

    No spark when using ignition switch

    Hello, I have a 1977 cb750a that has no spark when I use the igniton switch. If I use a jumper wire between terminals on plug for ignition switch, starts right up. Took apart switch, everything looked good, nothing burned or melted. I get continuity on the switch between bat and ignition and...
  3. C

    Ignition problems

    I have a 1981 Honda CB750 I’m not getting fire and I don’t have a service manual to get through the steps can someone help me out
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