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  1. bobroberts
    Post

    Help with shim removal

    just a dummy tip. if you are using the wire technique, you stick it Through the Spark Plug Hole into the end of the valve while it is open. seems...
    Post by: bobroberts, Mar 28, 2011 in forum: XJ Technical Chat
  2. bobroberts
    Post

    Whining noise then loss of power

    There was nothing in the oil pan so i changed the cam chain and put a new cylinder head on her. Craigs list $40 dollars. The cam chain tensioner...
    Post by: bobroberts, Mar 8, 2011 in forum: XJ Technical Chat
  3. bobroberts
    Post

    Whining noise then loss of power

    correct, no compression. i have purchased a cylinder head ll loaded and ready to go. i agree, dont really want to repeat the same process again,...
    Post by: bobroberts, Mar 5, 2011 in forum: XJ Technical Chat
  4. bobroberts
    Post

    Whining noise then loss of power

    both exhaust and intake cams were off the same amount. not a quarter turn but maybe 2 out of ten if you know what i am saying. 1/5 of a turn. need...
    Post by: bobroberts, Mar 3, 2011 in forum: XJ Technical Chat
  5. bobroberts
    Post

    Whining noise then loss of power

    i did have to realign the cams. the whole deal with taking the carbs off to loosen the cam chain tensioner et al. am doing comp test now
    Post by: bobroberts, Mar 3, 2011 in forum: XJ Technical Chat
  6. bobroberts
    Post

    Whining noise then loss of power

    got the cams set up so the marks match the arrows when the timing plate is set. i have to tell you it sounds different when i hit the starter. a...
    Post by: bobroberts, Mar 3, 2011 in forum: XJ Technical Chat
  7. bobroberts
    Post

    Whining noise then loss of power

    nowhere can i find a picture or diagram of the dots and pointers on the camshaft flanges and caps. it is not obvious to me what i am looking for....
    Post by: bobroberts, Feb 28, 2011 in forum: XJ Technical Chat
  8. bobroberts
    Post

    Whining noise then loss of power

    plenty left on the brushes, at least 1/4 inch past score mark....
    Post by: bobroberts, Feb 26, 2011 in forum: XJ Technical Chat
  9. bobroberts
    Post

    Whining noise then loss of power

    thanks waldo, i missed your last post. that is the closest anyone has come to identifying the sound. i will check the brushes this weekend.
    Post by: bobroberts, Feb 26, 2011 in forum: XJ Technical Chat
  10. bobroberts
    Post

    Whining noise then loss of power

    nothing seemingly amiss with the contacts. dont see anything abnormal with valves or cam chain. but maybe i dont know what to look for. all valves...
    Post by: bobroberts, Feb 26, 2011 in forum: XJ Technical Chat
  11. bobroberts
    Post

    Whining noise then loss of power

    if these brushes are out of shape, would they go all of a sudden or would i have a warning?
    Post by: bobroberts, Feb 26, 2011 in forum: XJ Technical Chat
  12. bobroberts
    Post

    Whining noise then loss of power

    the odometer says 71,000 km. i put 17 on this past season, since i bought it. which brushes are you referring to?
    Post by: bobroberts, Feb 26, 2011 in forum: XJ Technical Chat
  13. bobroberts
    Post

    Whining noise then loss of power

    the whining sound lasted about one second, then i threw her out! no really one second then total loss of power. i didnt use the big peg to turn...
    Post by: bobroberts, Feb 26, 2011 in forum: XJ Technical Chat
  14. bobroberts
    Post

    Whining noise then loss of power

    would they contribute to a whining sound. still getting a spark, but maybe the timing is all screwed, what do you think?
    Post by: bobroberts, Feb 25, 2011 in forum: XJ Technical Chat
  15. bobroberts
    Thread

    Whining noise then loss of power

    Ya so i was riding at fairly slow speed on my 81 xj750 r and i hear this whining sound for one second then sounds like something is letting go,...
    Thread by: bobroberts, Feb 25, 2011, 38 replies, in forum: XJ Technical Chat
  16. bobroberts
    Post

    removing shaft on XJ 750 R '81

    just barely, now trying to fabricate tool to take apart shock. yippee
    Post by: bobroberts, Jan 15, 2011 in forum: XJ Technical Chat
  17. bobroberts
    Post

    removing shaft on XJ 750 R '81

    i figured it. yes its possible to remove the middle gear through the left side cover and not have to rip apart the engine. saved me a lot of time...
    Post by: bobroberts, Jan 15, 2011 in forum: XJ Technical Chat
  18. bobroberts
    Thread

    removing shaft on XJ 750 R '81

    i am having problems removing the shaft on my 750. i need to replace the middle gear through the left side plate and therefore need to pull the...
    Thread by: bobroberts, Jan 10, 2011, 3 replies, in forum: XJ Technical Chat
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