The Hot Bodies D8 is a buggy and the D8T is the truggy. The RCM Conversion is RC-Monster nitro to electric conversion kit. RC-Monster sells conversion kits for almost any 1/8th scale vehicle.
Have you looked at this buggy yet? It's pretty cheap for what you get.
http://www.tamiyausa.com/product/ite...uct-id=84067SD
Nick