HELLO I HAVE A 66CC FLYING HORSE ENGINE WITH THE NT STOCK CARB NOW WHEN I DISENGAGE MY CLUTCH MY ENGINE RACES UP TO ABOUT FULL OPEN THROTTLE????I AM CURIOUS IS THERE PRESSURE NOT ALLOWING THE NNEDLE TO GO BACK DOWN OR WHAT IS IT?![.wee. .wee. .wee.](https://motorbicycling.com/images/smilies/wee.gif)
![.wee. .wee. .wee.](https://motorbicycling.com/images/smilies/wee.gif)
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