you guys are giving me some very helpful info and i thank you all for it.I just replace 1st and 2nd gears new clutch bell gears cleaned all slipper pads and it works now thats so awesome now i need to get the right shim spacing on clutch bell now for some reason i can't spin the bell freely and losi tech said it was the bell shims when i start it wheels have to be off ground cause it turns them