Is there a map with motorcycles being made or has been made?
Do you mean halo custom edition?or halo pc?
Well, Halo CE has a map with motorcycles in called Chronopolis C3 Public Beta. I think there is more maps with them in but I haven't seen any.
Yea Chronopolis c3 public beta is pretty good,the motocycles are called bulldogs and it has killer weps.