Questions & Answers for: rough running vn 800

...running very rough, will not idle and backfires. also it spits a lil gas out the carb if you hammer on it. and when you let it die gas pours out of the carb. And suggestions? i have changed the plugs ...

...rough and backfires at higher RPM's, but idles OK. I was last run in Phoenix (800 ft altitude) and is now in Reno (4500 ft altitude). I was wondering if it could be jets, and if so what jet I might ...

...running briefly, it idled kinda rough and was stumbling, jerking, and popping whenever I would level out at a steady speed. Sounds like the carb has not been cleaned properly, gas overflow like that ...

...rough idle on most engines because of the age of this machine I would also check the inlet manifolds they may be perrished & sucking air this can be checked by spraying wd40 onto the mannifolds ...

...a rod into it and bending it back and forth until it works loose. You will need to clean up the rough edges with a small grinding-stone bit or

...rough at hog speeds then it started to stall as if too much gas was filing carb. Let off throttle went for a few sec geared up and same thing started to stall when throttle was engaged let off a ...

...rough for a short time then ran like is always did. Engine started every time as if there was no problem. Carb is so lean the engine will not increase in RPM smoothly and run properly without the air ...