hello all, so i got this honda ex300 on a trade. it drove fine the first few hours. i noticed that it stumbled at higher rpms back down and runs fine. i wastold by them carb mightneed work, cool i og tth is. took it to the trails and really hit it down the road and it just died. as i am slowing down i tried to pop clutch but nothing……. so i cleaned the carb put her back on and still nothing. i have spark but no boom. :dry: