thanks for your time sharkx.
i will be trying to tune my car soon, but i am still waiting for my temp guage, should hlp me loads. and i better hurry up cause right now the temperature outside is at 0°C!

and for those of you who want to buy a 2 speed....the one place i know to get them from is off this guy in australia. he is an ebay seller user name: slotcar57
please let me know if anyone knows another place to pruchase them, or has another one to sell to me

hope that helps (helps me too!)