Please search for the information concerning the differences between the regular 4.2 and the Pro 4.2. There' s already like 3 threads covering this.

they are very similar

hey I might have tha solution to this problem in my town there is one hobby shop Im gonna call the owner tommorow and see if he would be interested in buying a few motors

yea, i thought about that trying to do that, but i will just order from toyeast.com