valve adjustment

  1. aDotInTime

    Help! Trouble with Kickstart/Clutch?

    Hey everyone. I finally decided to get out from under my own fear of not knowing a god damned thing and ask for help. I have a '71 with a 750 big bore kit, HHB PMA, and Boyer's ignition. I bought it from a fellow last week and over the weekend dropped the engine into my bobber frame. I cut...
  2. Surfrat28

    Camshaft/Rocker arm Replacement

    Stuck on adjusting the valves. Well Ive gotten myself into another pickle before Born Free 11 last week. It started with just getting the bike finished to overnighting a camshaft kit and rocker arms from mikesXS. I have a 1980 Yamaha XS650SG that currently started ticking at the top. It was...
  3. zoomoto

    1977 XS650D Top End Noise

    hey fam! I’m posting a video of how my bike is currently running. I know these bike are notorious for being noisy but I feel like mine has gradually gotten louder over the last 500 miles I put down since buying the bike. Like I mentioned, 1977 XS650D. Just adjusted cam chain tension flush...
  4. cmills83

    Cam chain tensioner

    I recently finished up a top end rebuild (pistons, valve guides, valves and new cam chain). Aside from a charging issue the bike runs good but after 50 miles I decided to do another valve adjustment. I noticed the pin in the cam chain tensioner seems to come out pretty far but then it also...
  5. Noidea

    Multiple choice

    Sup guys been a while. I took my tx650 engine out and apart replaced rings,valves camchain guide and gaskets from the versah gasket set. When I put the camshaft in I placed the punch mark on the right side (threaded part on the right) of the engine at 12 0'clock relative to topdeadcenter. Its...
  6. JaxShane650

    What's this noise coming from my engine? (video)

    So my bike fell over not too long ago and before it did it did not make this noise. Before it fell the timing chain was tensioned correctly and valve clearances were in spec. I've just recently re adjusted the cam chain tension, but haven't adjusted valve clearances yet. I don't see why they...
  7. E

    Weird knocking

    Hey im new here and just bought my first bike, its an 1977 xs650 and its got a knocking sound. The seller said it needed a valve adjustment, that didnt seem to work so I adjusted the cam. The sound is basically gone but now the bike idles at 2k and the smokes coming out the exhaust. Any ideas?
  8. Joe24

    quick question regarding Valve Adjustment

    Hey folks! Playing around with my 79' Special, following some of 5twins amazing advice, and I've got a quick question regarding valve adjustment. I've removed the alternator cover, and I am trying to line up the T with the Timing mark on the rotor. Two things: 1) Directly as I get the timing...
  9. doctavee

    valves tinging at startup then goes away!

    the bike is a 77d, my valves ping and ting at startup and then once the bike gets warm and is revd over 3k the tinging goes away. ive checked and rechecked my adjustments and readjusted and rechecked numerous times now and the sound just drives me nuts. the adjustments say .006 on the ex and...
  10. Miguel

    keihin carbs, Banshee Alternator, Pamco Ignition

    Hello all, As is the case with most here, I begin my first post with a love/hate situation...I'm about to set fire to my labour of love...! Ok not quite but I am very befuddled! I began this xs 650 journey 2 winters ago- a buddy of mine had the bright idea and thought we could build a couple...
  11. J

    750 kit Valve adjustment spacing

    Hey Everyone. I promise I searched far and low on google and this forum for an answer but I cant seem to find one. With the xs750 kit from mike's, what do you set the intake and exhaust valves at for the spacing? Anything special to look out for? Any advice here is greatly appreciated...
  12. scharny61

    Not enough Exhaust valve adjustment

    Hi all I've been adjusting my valve clearances and come across an exhaust valve that won't open enough to get a .15mm feeler guage in. Does anybody know what could be wrong? Sticking valve maybe? The valve appears to go in and out OK, new timing chain adjusted OK. Other valves adjusting OK. I...
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