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bogging

  1. Need help jetting my banshee

    Yamaha YFZ350 Banshee (1987-Present)
    I've got a 2006 Yamaha banshee it's got fmf fatty pipes and silencers, boost bottle,k&n air filter and tors removal kit and it ran awesome all year and now that the weathers a bit cooler it has no power in the lower gears sometimes in 5th your can hit the power band a bit but other then that it...
  2. 2006 Bruin 250 Help!

    Other Models/Brands
    How's it goin everyone? Just trying to see if anyone has any input on getting my Bruin 250 to run properly. I just recently bought this Bruin off an older couple who didn't ride it anymore. They bought it new and has been garaged all its life. It practically looks like a new bike. They had...
  3. 2012 bogging issues (in need of help)

    Yamaha YFZ450/450R (2004-Present)
    i picked up a leftover 2012 yfz 450, and since the first day i rode it, it has a slight miss at any consistent throttle position (best way to describe it, would be that its running out of gas).....and now after its running for a while it gets worse and worse i.e. i went riding and it had the...
  4. Banshee runs only with air box lid off

    Yamaha YFZ350 Banshee (1987-Present)
    I have a 87 banshee,fmf fattys,k&n,reeds. engine was just rebuilt top to bottom i put a new ignition coil on. its starts and idles fine but as soon as i hit top end its very boggy.if i take the air box lid off it screams like a banshee should?????anybody have any ideas
  5. Warrior acceleration issues

    Yamaha YFM350 Raptor/Warrior ('87-Present)
    I bought my 1991 warrior with bad rings or so I was told. I ran it this winter smokin like a train. come early spring I tore it down to find a keeper ring had come lose on the wrist pin causing the piston to chatter. There were deep half moon groves cut into the top and bottom of the cylinder...
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