noise

  1. Y

    What's with all the rubber?

    It amazes me that a motorcycle with a marginal cooling system has so many obstructions to air passing through the radiator. I've disassembled my bike to make modifications, and there's rubber everywhere! I searched extensively, and the only thing could find was a suggestion by someone who...
  2. Tom

    Loud clacking from motor

    Looks like my woes continue. After a hard ride on the way to work yesterday, I noticed a the sound of baseball cards on a bicycle spoke coming from my motor. I have a full Yoshi exhaust, so for the noise to be loud enough to be heard over the exhaust, I knew there was an issue. Took the...
  3. raminlive

    Knocking/ Clanking Noise from engine 5-6k rpm's

    Guys, I'm posting here after too much of frustration with the KTM service for the last 3 days. Mine is a 2015 RC 390 and I'm hearing a very unusual clanking noise from the engine when I accelerate hard between 5-6k rpm's under load and vanishes off post that or less than 5k revs. This is not...
  4. chevaliernoir

    custom exhaust improvement (?)

    Hello I will make later a complete post about the story what I'm doing on my RC but here is a specific topic about the exhaust : My background is : - I use mainly the bike on track, but want to keep it almost street legal for potential use on road. - I HATE the noise of the stock exhaust...
  5. S

    Paxton Gray, Gray Area KTM

    Just have to let everyone know that this guy saved my race weekend and probably the engine of my bike. Thursday night pre-race weekned checks while running up to temp yeilded a rather unusual noise coming from the stator side of the engine. It was around 6pm my time (MST) when the noise was...
  6. N

    Weird Noise when reaching 7k RPM

    Hello guys, ive been searching for the problem that causes my bike to produce some kind of weird noises. Its hard to describe how the sound really is because im indonesian and i dont really that good at english. Anyone have this kind of problem?
  7. M

    fuel pump not priming

    I started bike for first time in a few weeks and instead of the whining noise the fuel pump makes after turning ignition on, it made a noise like it was having trouble turning. The battery was low on power. I put a new battery in, but the bike will not start. I do not believe the pump is priming...
  8. B

    High coolant temp. and rc is dead

    Hi. Pls. I don't know, what i have to do. One month ago, my bike during ride suddenly turn off. And from this day, always, when i turn on bike, my bike show this "in attachment". description my problem: when i turn on bike, bike is quiet. relays make not snapping and fuel pump are not make noise...
  9. S

    db killer removal

    the akro pipe has a db killer, but no hex on the nut to remove it. Anyone take it off? If so what were the results? Obviously more noise, but any power loss? Any good tips to removal? or best leave it
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