i mud bog my go-kart too lol its a 5 hp on road racer like not a crapy one from wal-mart but a custom that i got used for lik 100 cause the ppl didnt know waht they had its got on road slicks thats are worn out past crap so i can go real fast hit the breaks n slide for along ways too and my brakes are dead so i dont even use em )))))) i love my go-kart !!!!!!!!!