yamaha xs400

  1. T

    For Sale - 1981 Yamaha XS400 Special with upgrades - clean title & current tags

    This vintage 1981 Yamaha XS400 is finished in black and is powered by a 392cc four-stroke parallel twin paired with a six-speed transmission. Equipment includes chrome fenders, 18″ alloy wheels, both electric and kick starters, front disc brake, preload-adjustable shocks, both side and center...
  2. R

    Ape Hangers! Cable length? Stock cable length?

    Hey guys! I am new to the forum. I am installing 12 inch ape hangers and I am looking for answers on length for the cables. what length should I use? Where to get them? And also if someone could tell me what lengths are the stock cables? I just want to do it right the first time. The internet...
  3. J

    1981 Yamaha XS400 left cylinder not firing

    Hello I have a 1981 Yamaha xs400 that I bought for 50 dollars and rebuilt. The latest problem is left cylinder does not fire. What I've done so far is switch the spark plugs, and ignition coils that didn't change anything. Then I did a compression test they were both around 150 psi. Finally I...
  4. P

    Oil leaking from stator

    Hey guys and gals. I just purchased a 1977 Xs 400 and I'm finding out a couple different things about this bike piece by piece. Cleaned the carbs and adjusted. But my points are giving me problems and I will be replacing them and the condensers. Anyways when I opened up the stator cap oil leaked...
  5. Bobo Martin

    New member new bike

    Hi peeps..thanks for letting me join. I thought I would share some pics of my xs400. Still a few bits n Bob's to do to it. I also own a new triumph bobber black but wanted an older project for my garage.. Cheers Bobo
  6. B

    yamaha xs400 electronic ignition problem

    Hi everyone I have a 1979 model xs 360. I want to make the ignition system electronic. I have done some tests, but the engine runs at low rpm without rhythm and sometimes does not start. finally the battery runs out. what do you recommend. Thanks in advance
  7. S

    For Sale - 1979 XS 400 - Clean

    Hey all, I'm putting my bike up for sale. Got a new bike and have decided to free up some space. Hate to see it go but I'm told "we" need new floors sooo... Anyways here is the link I put up on craigslist and will try to get some better pics of it with the new paint scheme. Its in great shape...
  8. A

    Idle Issue

    hey guys, in need of some advice. bike is stalling while idling; have messed with idle screw in between carbs but bike is still getting hung at high rpm's when revved. could be loose throttle cable? additionally, i noticed my engine seems to have a large gap where I believe there should be a...