you need to re-scale the model of the tauntaun, then make a new vehicle with the stats at the beginning 'length, width & height' to reflect the scaling. then edit all of the other stats to make sence with the new scale. (they are self explanitory)
do yall know how to actually do that , its not someting i really done before
and evil let me get your aim, i didnt even know you were still mapping since your ds one