Search results

  1. Port

    Headlight Fades in and out

    1981 XS650 SH I am having a headlight issue that i am trying to diagnose before throwing money at it. When riding, if i rev high then the light goes to shit. If i dog it a bit and run in at just around 3K RPM then i can get a little bit of light to throw down. If i pull in the clutch after...
  2. Port

    Intermittent backfire during acceleration

    I am trying to diagnose a strange new backfire/stumble issue i have Specs: 1981 XS650 SH with Ganzo Box ignition BP7ES plugs 0.035" gaping High output coil from Mikes Carbs are well synced Stock air boxes Stock jetting (i believe) Was running with no issue on a PAMCO before the Ganzo...
  3. Port

    I Think I Fried my Pamco

    1981 XS650 SH with a Pamco ignition with Eadvance. 2009 tag on the board so I'm pretty sure it's a legit Pamco. I'm trying to diagnose a no spark situation I got myself into. I was troubleshooting a charging system issue, jumped the Reg/Rec, and let it run a few seconds too long. I saw ~16.5V...
  4. Port

    81' Heritage Special rear wheel swap planning

    Hey guy, Im trying to plan a rear-wheel swap for my 1981 HS. It currently has 19/16 mag wheels, with a disk in the front and drum in the back, and I would like to go to 19/18 or 19/19. I prefer the mag wheels. I just want a bit more handling response and to lift the rear. It is my...
  5. Port

    Charging System Issue - Likely Regulator

    I have Pamco ignition system with the EAdvance installed on my '81 heritage special with the stock solid state regulator/rectifier and im having a bit of trouble with my charging system. I followed Curly's charging system troubleshooting guide that is reposted all over the place and got to...
  6. Port

    Oil leak - bottom of enginer

    I recently got my bike running and i have since noticed another slight oil leak when i park it. I get a couple of drops on the ground as soon as i park it but not much after that. I need to replace the crush washers and want to cover as many of these possible causes as i can while i have the...
  7. Port

    More Clutch Woes - wont disengage

    Yes i have dug through many of the other clutchthreads. I got my 1981 xs650 SH running earlier this week after a few years of down time. A few months ago i pulled the clutch to replaced the bendix spring. When reinstalling i did not oil the plates. The bike sat for a couple of months then i got...
  8. Port

    Bad relay cant find much info on

    What do yall call this componet? What does it actualy do? How do i test it? i couldnt find much on it. I bypassed the relay for the time being so that my starter works but id like to fix it o rreplace it. Bypassed it by using an extra 6prong plug i had and shorting the 2 red/white wires with...
  9. Port

    Replacement neutral switch "spring clip"

    The last inch of the wire to my neutral switch is very frayed. i want to cut off the old connector (shown below) and reconnect a new one. Anyone know where i can get the connector or have an alternative suggestion? I tried to recover the original but it broke. I already cut the wire so...
  10. Port

    Help repairing a damaged swing arm pivot

    i thought it might feel nice to shoot myself in the foot so i went ahead and dropped my swing arm on the concrete while walking in from painting it. The thing landed right on the pivot sleeve and pushed it in. Any hope repairing this or should i replace it? If so how, would you go about it? I...
  11. Port

    Muffler bracket acorn nut size and thread

    the stud for my muffler bracket got damaged as i was removing the acorn nut (#13) a little chip popped off and tore up some of the threads on the way out. It could be fixed with a die but im unsure of the threading. It seems to be a 12mm stud but i have read that the bolts on the bracket (#14)...
  12. Port

    Gas tank pressure and overflowing carbs?

    I have been chasing an issue where my carbs are leaking out of the pilot air jet on the rear of the carbs. The carbs are clean, recently rebuilt. When i fist hook them up to fuel, they fill to the right height. if i leave them for an hour or so with the petcock open and the tank about 2ft higher...
  13. Port

    Vacuum petcock still passing fuel when engine is off

    ive got an 1981 xs650 sh with the stock vacuum petckock. I rebuilt it a few months back but just poot fuel in it for the first time. It doesn’t leak but it is operating like a gravity fed petcock in all 3 positions. Anyone know if its possible to get this result if reassembled incorrectly? And...
  14. Port

    How do i get a rench on head bolt #11

    Im re-torquing my engine head with the motor still in the frame and i cant get a damn wrench on bolt #11. Does anyone know a way to make this work? I wanted to torque it to spec with a torque wrench but im not so sure i can get an accurate reading on it given the location.
  15. Port

    Stripped head and broken sump bolt... Help

    I learned two bad things today and i'm going to ask some (possibly) obvious question just to get your opinions The PO broke off a sump plate bolt. The on on the front edge on the right side. I could get it out but it would suck. I don't want to pull the engine and i don't have a drill i could...
  16. Port

    For Sale - Brand New Mike's Ultimate High Output Ignition Coil $60

    I ordered the wrong part and Mike's doesnt take return on electrical components. It has never been used as it doesn't fit into my frame. https://www.mikesxs.net/product/17-6903.html
  17. Port

    Another Pamco install question

    I just got a pamco with Eadvancer for my 1981 xs650HS but i have a few questions. - it came with 3 brass bushings, which side gets 2 and which side gets 1? I looked quickly earlier but the counter bored hole looks about the same depth on both sides - do i need to grease the rod? i have...
  18. Port

    no spark... still

    I'm not getting spark on my 1981 XS650 heritage special. I replaced the wiring harness and plug boots. cleaned almost all of the connections coming from components to the harness and cleaned the kill switch and ignition switch contact points. The coil tests good but the case has some cracks in...
  19. Port

    Not getting spark, cant figure out why

    The bike is 1981 xs650 heritage special. I've got no sparks but the rest of the electrical system works. I installed new wiring harness because I didn't trust the old one, it wasn't in the best of shape. since then, I've been working through bpeckm's TCI ignition troubleshooting post but, now...
  20. Port

    Mysterious electrical issue

    1981 XS650-sh So, the first time i took my bike out it just cut off with no sputtering or anything. It had been running fine for 15 min and then it was like someone hit the kill switch. When i got it back home it had no sparks. The wiring harness was the stock one with some bits and pieces...
Back
Top