2003 Yamaha YZ 125 "starts wont rev" Questions

...rev it just dies when i start the bike up it wont idle by itself and will cut out, so try again and again and the bike will fire up so i try to rev it up and it will die,almost like its getting ...

...If sparks are good, then the spark plug should be moisted with fuel after a few ( 10 ) choke kickstarts. If so you'll have a weak compression. Then you have to at least clean out the piston ring ...

...starts but when you give it throttle it wont rev. i cleaned the carb out put new spark plugs in it but still wont rev up can anybody help me Usually related to TORS, specifically the safety switch in ...

...starts and ticks over but wont rev sounds like its running on two cylinders. hi all got a nc 30 vfr 400.strugle to start it there is spark on all 4.have to hold the start in for like 1-3min then it ...

starts and ticks over but wont rev my gilera runner pure jet 04 starts and ticks over but wont rev What type of air fillter have u got on if it is an racing filter try putting the orrignal back on and

...2003 wont rev past 5000rpm in first or second 154 kit fitted, new 34mm carb, starts fine pulls away but wont go past 5000rpm in first or second any help will be appreiciated ty check the rev ...

...wont rev Starts and ticks over fine but no power, wont rev past 5000rpm and gets hot quick! hi , your timing is out and needs to be checked and re-adjusted . If the bike gets hot very fast and lacks ...

starts first kik but it wont tic over i have ti keepbliping it .is there some ajustment to up the revs a bit. there is a little screw at the back of your carb next to your air box. kick your bike over

...starts and runs will then stall right away wont rev up then if i keep the push button pussed in the engine will run and you can rev the enging up to a high rpm but then when you take finger off start ...

...starts but high revs wont turn off until I starv it of fuel why does my Yamaha start but rev to maximum then wont stop when kill switch is engaged and key off only stops when I kill the fuel to it ...