123 Ignition. Will it cure my misfire?

Discussion in 'Mech Tech' started by top banana racing, Aug 17, 2015.

  1. can you use the standard coil with this or do you have to upgrade that aswell...........
     
  2. No special coil needed, although good to fit a new one. A blue-label Brazzy will be fine.
     
    wendygun likes this.
  3. mcswiggs

    mcswiggs Supporter

    I fitted my 123 over the weekend, along with coil, HT leads, and fuel pump. She ran absolutely brilliantly on the test run right up to when she didn't and had to be rescued by the AA from the M3.

    It's an intermittent fault and so I'm putting back all the old kit, cleaning the carbs and starting again!
     
    Lasty likes this.
  4. The AA hasn't got him towed home yet...
     
  5. Got disturbed last night and ran out of daylight. Will finish it at lunch time then test it out.
     
    SeanOC likes this.
  6. rickyrooo1

    rickyrooo1 Hanging round like a bad smell

    you knicker thieves..........
     
    snotty likes this.
  7. He very nearly got caught...
     
  8. rickyrooo1

    rickyrooo1 Hanging round like a bad smell

     
  9. Old rule is 'Only change 1 bit at a time'....
     
  10. The only thing that worries me is theirs no 4 :oops:
     
    SeanOC likes this.
  11. Is it fitted?
     
  12. It didn't work.
    Well, it works but misfire still there.
    Changed leads
    Changed plugs
    Changed distributor
    Changed exhaust
    Checked valve clearances
    Wtf else is there unless it's carbs?
     
  13. matty

    matty Supporter

    Try ruining a direct supply from the battery to the coil
    Coil maybe
     
  14. after I'd done the rings on my 2ltr engine I thought id done something wrong as I had the exact same problem. kept getting a phut phut every so often but no pattern to it. I found that one of the sealing rings between the head and the heat exchanger wasnt seating properly. took the heat exchanger off and blobbed on some exhaust paste and it sealed properly. I was getting the odd bang and fart on over run too
     
    Top Banana Racing and pkrboo like this.
  15. Good job you havent cured it, otherwise the farmer would have to buy a Crow scarer :)
     
    chrisgooner and Barneyrubble like this.
  16. Air leak
     
    pkrboo likes this.
  17. Honky

    Honky Administrator

    I was going to type just that. But at least you have a new dizzy.
     

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