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Yamaha Workshop

Seek advice and share knowledge on motorcycle repairs, modifications, and troubleshooting, or learn from the expertise of fellow mechanics and enthusiasts.

  1. Started by kir31,

    hi folks how you all doing ? will the carbs off a xs 250 fit a xs 400 engine ? could they be jetted up or is it a no go? cheers all

    • 0 replies
    • 715 views
  2. Started by iggy1988,

    I have a 2000 YZF 600R that I've been riding for 3 years now. I've never had any trouble with it before but at the very end of my 3rd year on the day I wanted to take it out for my last ride the bike would not start. Every time I tried to start it I could hear a clicking noise sounding a lot like the starter. However it never would get to finally starting up. I didn't think it was the battery as I had just 2 days earlier went on a ride (30-40 mins long) and when I put the key in the lights were normal (not dim whatsoever). Wanted to know what someone might think this may be. The weather had gotten very cold the night after I had last taken the bike out and on that day…

    • 3 replies
    • 3k views
  3. Started by skik,

    hi folks.im finding it hard to get a second hand engine local for my sr125.is there another engine that would fit without to much bother

    • 0 replies
    • 673 views
  4. Started by bindie,

    hi, fuel system cleaner, loads on the market, can anyone recommend a particular one, i'm only wanting to use one to help break down any sh*tty gummy stuff that could be lurking its been a long winter..

    • 4 replies
    • 2.8k views
  5. Started by olicodders,

    Hello guys. im fed up with asking people that dont know anything, and im hoping on you yammy people to help! just bought a 1983 rxs100, ive been riding it around and noticed that it will not redline in first nor second ? the revs hit about 6,000 and it doesnt seem to want to rev any higher :S is this usual ? what could cause this? how do i fix it? cheers, codders.

    • 8 replies
    • 1.7k views
  6. Started by tekbart,

    Ok I'm a total n00b in the bike world and it might be a siple problem so please don't laugh at me!!! :] I got the bike for about 6 months now runs sweet no problems. Recently I got problems with starting it up. When I press the ignition nothing happens sometimes turning the wheel all the way to the right fixes the problem but on other occasions the bike is having non of it, rocking it or anything does not fix the problem the only way to start it is to push it in gear. There are no other issues with the bike and the problem is as random as it gets. I cant see any relay on the steering that would prevent it from start up or I am just blind. Its a hard thing cos when it …

    • 0 replies
    • 2.1k views
  7. Started by Wizard1ik,

    due to a accident resulting in my hubby losing his left lower leg we bought a 900 diversion trike, after months of stripping it down and repainting, polishing and wishing, the thing is now back together but now we find out the carbs on it are the wrong ones, due to the fact the frame wont allow you to put the right ones on. Can anyone recommend a suit substitute; we think it’s a 92 engine. After months of waiting and to get so close to seeing him ride off in to the distance with his mates it’s very frustrating to say the least, I hope someone can help

    • 0 replies
    • 800 views
  8. Started by james250,

    hi i hope someone can help me with this problem i have a yamaha xt 250 1991 model and its starts and runs well when its cold but as soon as you take it for a ride and the engine warms up the idle jumps up to about 3000+ rpm and if you flick the accelerator it will go back down but with a chance of stalling. also when it is idling if you accelerate it has a huge flat spot and sometimes will stall any advice would be greatly appreciated many people we have asked seem totally confused by this thanks James

    • 0 replies
    • 1.3k views
  9. Started by 63-Coupe,

    Can anyone tell me if an engine swap from an 80 XS400SG to an 82 XS400SJ is a straight forward bolt in or are there any mechanical or electrical modifications required? Any tips or tricks? Norm

    • 1 reply
    • 767 views
  10. Started by triggs,

    Hi all, my son has a DT 50MX 1984 model. There was a problem with the wiring which we sorted ok. Since then when you turn the handlebars to the right the engine starts to rev high. I have tried re-routing the throtle cable with no joy. Has anyone got any ideas. They would be much appreciated. Cheers Dave.

    • 0 replies
    • 686 views
  11. Started by tez73,

    hi am the unlucky owner of a yamaha sr 125 that i fitted a new throttle cable too now its over revving, my pl ug was dark brown when i brought the bike, so i moved needle setting from middle to the bottom one. i have also made sure the cables not snagging on anything and its not quite as bad now but its still very high and unrideable! any ideas?

    • 5 replies
    • 3.4k views
  12. Started by 2 Wheels,

    Right, me fazer has a front wheel shake, so i'd like your thaughts. Driving along at any speed ya want there is no vibration, shake, wobble or anything while lightly holding the bars. At the weekend i had it out for a its propper test ride. While riding along i let go the bars and put my hands on the tank (just a habit i have). After a second the bars went into a mad shake,,,,i quickly grabed them again. Something is not right with them. Went home and starting looking her over. My Findings: Forks are not bent--------thank god Forks are not twisted------thank god The forks have been slid down through the Yokes about 20mm--------at a guess, to try to lower the …

    • 12 replies
    • 2.2k views
  13. Started by nortz85,

    hey my names matt,just registered and needing some help from some people that know about bikes iv just had my engine rebuilt on my dt125,its a 2002 model.got it back and it kicked up 4th time! its running sweet apart from the choke problem i had BEFORE i sent the engine off for a rebuild,it starts fine with the choke on but if i try put the choke fully off when im riding it starts reving a little high,mostly when its at a stand still :/ bit embarrassing when your at the lights! lol im no wiz kid with engines so on here for some help,do you think the choke or carb is knackered? could it be to do with the clutch cable or the accelerator cable? any ideas would be great…

    • 0 replies
    • 955 views
  14. Started by phil63146,

    Where can I find the flat washers and O-rings that fit on the pilot screw (air mixture screw) on the Mikuni carburetor. All of the items are about 5mm on diameter. Thanks in advance. Phil

    • 4 replies
    • 2.5k views
  15. Started by Milner,

    I have a Yamaha Jog R (CS50) and it has been offroad for about 2 years before I bought it. It's in good nick and I've charged the battery but the clock on the dash is wrong and I do not have any idea on how to set it. There doesnt seem to be any specific button for it. Any help?

    • 1 reply
    • 1.2k views
  16. Started by Scott9096,

    My sister has a Yamaha CS50 Jog R and it keeps cutting out either when she is idling, it was recommended that we change the carburetor,which we did but it still hasnt solved the problem. When it does cut out it wont then either kick start or electric start unless we pull back on the throttle at the same time as starting it. I thought it might be something to do with the idle jet but as im dont deal with mopeds much i wouldnt have the foggiest where to look for it and i cant find any diagram to help. I just wondered if anyone could help, ie with another diagnosis or a description of where to look for a solution

    • 7 replies
    • 8.5k views
  17. Started by goldentrowel,

    Was the rear brake calipur on a -in my case- 96' XTZ660 Tenere in any way 'generic' at the time...as in was the same rear calipur used on other Yamaha models besides the Tenere. I ask because a list of alternative machines supporting the same spec calipur would be good to provide breakers with....as just one reply from an alleged 200 of them for a XTZ660 rear calipur isn't exactly what I would consider to be a successful result so far (and the one result I did receive later informed me that they'd already sold it!!) I would greatly appreciate any input on this technical request folks, as m'dog is currently grounded as a result of a seriously mullered bleed nipple …

    • 3 replies
    • 1.3k views
  18. Started by JohnsBulldog,

    Hi, My speedometer on My Bulldog Bt1100 has stopped working. Is there anywhere I can have it fixed or would another yamaha type instrument cluster plug in and work ? Thanks

    • 0 replies
    • 1.8k views
  19. Started by MarktheMuffin,

    Hi All Have just got my bike back from its service YZF 750 r now ready for its long trip to the TT this year, (well so i thought) was told when i picked the bike up that i had a leak in my front fork, it can be fixed with new seals but as the chrome is pitted where the seals rub then these new ones wont last as long as they should, advice given was to replace the left fork, (theres nothing wrong with the right). Am i right in thinking that i need a left inner sleeve or is there some other tech name for it?...... Thanks for ur help RIDE SAFE!

    • 4 replies
    • 1.5k views
  20. Started by explicit,

    Hi guys, i'm having trouble starting my YBR125.. It has been standing in a warmed up garage over the winter.. And now i can't get the engine running. I would really appreciate any advice, so if some of you have an idea of what the issue could be, please let me know For you information, i have tried kickstarting it several times, even while running. The battery seems to be working, as the neutral lamp, and display light.

    • 2 replies
    • 2.2k views