ok im bored like usual at night and was wondering what everyone that was the best cart mod. 510 of course. im bored and wanna do a lil modding so links and opinions are appreciated. i know its a big subject for cart mods and theres many but i know alot of people have done some cart mods and i wanna know what worked best for you. i dont have any fluval or tea bags so thats outa the question. i do have springs plenty of poly fill and about 10 empty carts and some straws lol