dirt thrasher
i had a problem with putting 2.5 volts thru my motor and it blowing the solder conectors to the mechanical speed controller (yes i am an electric driver) so i mounted a 12v cpu fan off one of my computers im not quite getting the full 12v but i hav a bit of plastic piping with a scoop atatched 2 it so it forced air in the fan really just filtered out crap and helped spped it up....it lookeds kool 2, it only drew 0.09ah from my batteries so that wasent 2 bad if u want i may b able to post a pic of it....if i can find my web cam