Questions & Answers for: XJ 700 X Maxim yamaha motorcycle runs rough

My bike has a rough idle and sometimes backfires. 1985 yamaha maxim xj700 x Check the timing,If it is set right,your carb is running lean. Please rate this a fixya.

...yamaha maxim xj700 which stalls when hot. It first happened last summer on a very hot day while idling in heavy traffic. Once it stalled you could crank it over a lot and would not start until it ...

getting gas in breather box/leaks out after shutdown. 1982 XJ 750J Maxim. Gas pours out of bottom drain hole in breather box after shutting bike off, for about 15-20 seconds. Doesn't leak while bike ...

...Yamaha runs rough on one cylinder, unless you spray starting fluid in the intake, then it will smoth out and run great until you stop spraying. when you start the Yamaha up, it acts like its starved ...

...yamaha xj700 maxim fire but wont stay running or idle bike will start but wont stay running or idle. you have to give it gas then it will choke down and backfire then die out Two main reasons; 1. ...

...Yamaha xj700x, ran rough needed full choke to start and run; clean carbs and swapped out old fuel solved that. it ran so good, however. now bike will start up and run perfect for about 20 mins on the ...