Originally Posted by GroffBall

I used to run 540 class and I can honestly say I've tried ever trick in the book and nothing worked period. The only way to make them faster is to run them, and run them with a load. I took a mini cooper with a silver can with me everywhere one summer and ran the snot out of it, literally wore through tires in the end I ended up with a fast silver can. That is the only way to do it. You also never want to get the motor too hot as this will ruin the magnets.