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coils

  1. Daren

    What coils are these?

    Gentlemen, hope all of you are well and ready for better riding weather. I was hoping someone with electrical experience can give me a clue. For another project I picked up some coils which seem to be made by Hitachi, they are marked 12V CM11-53. Curiously they also say "use with external...
  2. CB750Todd

    Blowing main fuse, traced to to coils??

    I installed Dyna S electronic ignition and Dyna coils 6 or 8 months ago and its been great, but recently it started blowing the main15 amp fuse, It doesn't blowing it right away after replacing it, usually after riding it 30 mins or so.... I can turn the key on and touch the fuse and feel it...
  3. Daren

    polarity of 1981 coils.

    Hello all, I'm trying to fit coils from a 81 dohc to a 76 sohc. The coils from a 76 have no polarity stamped on them, but the 81 coils do. The wiring diagram does not show polarity (at least the ones I could find). Can anyone which knows the electrics on the dohc models tell me if the black and...
  4. Daren

    81 coils on a 76 F1

    Hello everyone, I am new as a registered member but have been using the wealth of knowledge on this site to assist with my build for the last 6 months. I bought a 76 F1 from some guy off FleaBay which claimed it was a "daily rider".....well it wasn't. It had been sitting neglected in the...
  5. T

    need help - question about coils

    i got a dynatek ignition,the coils i have are from a 73,there shot cause wire pulled out of one of them. so what i need to know is basicly are coils from 78-90's the same as far as using with ignition? all my wiring is going to be from scratch too
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