i got em...
but they're on mi bike, just buy new ones! they only cos like NUTHING, a pull starter 4 that little thing is like $10 and the exhaust is not over $50, just get em brand new, those little bikes, its not worth puttin money in2 em, i hav a 50, believe me ALL the chinese 50's hav the EXACT same engines, some they put in minibikes, some pocketbikes and some choppers, they always break those bikes, alot of fun tho, while they last