Help Running Problems

[martin green]

Hi all
just had my kdx 220 2000 rebuilt:-) but its not running right !
feels like its missing ,holds back till you hit the power band.. then off she goes..
just put new jets in carb main is 142 the pilot is 42.. any help or advise would be much appreciated
cheers

 

[The Moto Family]

Maybe settings are just off, how many turns is the air fuel screw out?

 

[Rich Rohrich]

Symptoms like this after a rebuild can often be traced to the powervalve. As part of your checks it would be worthwhile to verify is closing at low rpm and open fully at high rpm.

 

[martin green]

Thanks for the info guys, much appreciated
The bikes gone back to the shop! new carb £185!!

 

[martin green]

apparently it needs a anew carb?
very hard to find tho...