ignition

  1. E

    Wiring Pamco and ignition coil

    I purchased the basic pamco high output ignition set, part # 14-0911. I've been off at college and haven't had the chance to install it and just hooked everything up to see what it's going to be like however i'm having issue (not the best at electrical work) I followed the instructions for...
  2. E

    One piston not firing and oil on the spark plugs

    Hey guys so i just got a 1974 xs650 with 12xxx miles on our. When i got it i did an oil change, spark plugs, air filters and just some normal maintenance. After everything it was running pretty good (carbs still need to be cleaned) for about 10 hours and then it decided not to accelerate. The...
  3. B

    1980 xs650 no spark, tci

    Hey what's up, I have a no spark on my 80 xs650. It's a tci ignition and I made my own harness since the original one worked but was hacked up. Besides I wanted a cleaner wiring on my cafe build. Everything works except I get no spark. I get 12.46 to the coil but when I crank it drops down to...
  4. Jmiller057

    Help! Big trip this weekend! Left cylinder misfire/backfire

    1976 xs650. Stock points system Left cylinder has always had this issue but I want it reliable for this weekends trip. Left cylinder misfires and backfires a little when you rev it when let off. Right cylinder is dead on and never had an issue. Cam chain good Valves good Points good...
  5. D

    PAMCO No spark - bad coil?

    Hi everyone, I've owned my 79 XS650 for about 10 yrs now. It has always been good to me and never left me stranded. After many miles of riding, it finally died on me. It was running fine and I shut it off at a parking lot for maybe 15 minutes. During this time, the key was removed (ignition...
  6. S

    Help! Weird electrical issues after replacing switch

    I just finished installing a new ignition switch. Before sealing the headlamp I briefly turned it on to verify the headlamp and turns signals were functioning properly. Great right? Well I button everything up and few mins later come back to leave. I turn the switch, hit the starter button and...
  7. smiles79

    Pamco ingition

    So I have a '75 xs650 that I bought not too long ago, and I'm looking to do some upgrades. I keep hearing about Pamco ignition, and I was wondering if this is a good mod to start with, and what is so great about it that everyone likes it so much. Also, is the posted picture what I would be...
  8. JNizza92

    '75 rephase, Pamco electronic ignition, not working, need diagnostic help :)

    Hey guys, I have a 1975 XS650 rephase that I am just getting put back together for the spring. I am working through the electrical right now and found that I have no spark on my right cylinder. I checked the plugs, then swapped then, the no-spark stayed with the right cylinder, and the...
  9. G

    She turned over, but didn't sustain ignition

    Hey guys, Rewired the bike (1977 XS650 with an updated electric ignition, not points), starter motor engaged...occasionally it would make a god awful grinding noise but MOST of the time the pistons got chugging away like they should. Added gas, and basically I got fire leaping out of the...
  10. YL82

    Install of MikesXS (17-6805) Replacement Coils

    Does it matter how my new pair of coils (for points ignition) are hooked up to the stock brown (female) and orange (male) wires? The MikesXS coils have yellow (male terminal) and black (female terminal) wires. From where the terminals come out of the new and stock coils, I will have to...
  11. Levett47

    Pamco runs on starter only

    Hi Pete, Long time reader, first time user. I have a 1979 xs650 special with a pamco ignition + e advancer. I have a very strange problem where the engine will fire and run beautifully but cut out immediately on release of the starter button. To this day I have; - Cleaned and...
  12. YL82

    Matching up Ignition Switch to Year

    I've got a surplus ignition switch that has 4 working keys, 1 original and 3 copies. In the first image, the surplus switch is on the right and is the shorter one. I removed it from a '76C. The taller switch on the left is the correct one for a '76C. From the code and images, can anyone...
  13. yamahammer

    Mikes ATU

    I just replaced my worn ATU with the Mikes part for $65 and my bike has never run this good. I knew the timing curve had a big effect on how an engine runs from tuning with megasquirt but when you only have two cylinders pumping the difference in engine character can be huge. The dead spot in...
  14. C

    Ignition timing on an 81

    Please dont hate me, i feel like an idiot but i cant find any info on setting the ignition timing for an 81 xs650, or do you not even have to because of the computer? any actual feedback is appreciated
  15. J

    Can't adjust my ignition enough..

    I start by writing that I come from Sweden, so my English is not so good :) I bought an xs650 that I try to get started. According to the previous owner, it has been possible to run with it until the day they put it away, about 10 years ago. The only problem they had with it was that the...
  16. R

    ignition ?

    Should there be a 1/2" sized hole on the top of the little round area where you advance and retard the timing? Almost appears to have been drilled. Has a pamco ignition if that makes a difference.
  17. B

    Help with miss please????

    I'm new here - I have a 1980 2FO model with BS34 carbs. The symptoms are a huge miss like a dead cut at 2500-3500 rpm on small throttle openings. I researched here and pulled the carbs apart and cleaned etc. The needles were worn, the pilot jets were out of the BS38's, one diaphragm was leaky...
  18. jonez2k1

    And the rattle continues...

    My 79' 650 special has been giving me the "rattles" every since I bought it.. I installed Mike's starter gear repair kit, yet she still rattles. I'm no mechanic, but I can turn a lil wrench so could someone please direct me as to what else I should be looking at here, or what else this could...
  19. Leejin

    New Pamco... Boots seem really loose. Did they fall off and kill my coil?

    Hello, I installed a Pamco and got my bike running.. It rann amazing so I took it on a little drive. After a few minutes, my bike just died.. and I can't start it now.. The boots always felt kinda wonky on my plugs.. (NGK Iridium BPR7EIX) Are these the wrong plugs for my pamco coil...
  20. A

    81 w/o points. How to install e advancer and Pma

    Hey guys, I got a Pma kit with a pamco Pma from mikes. I don't have points. I have read that I may need to get the mechanical advance. I have an engine with points. Can I harvest parts from this?if so what? If not what do I need to get to make this work? Or do I have options? Thanks again...
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