RE: Caldera 10E Battery Size (Dimensions)
Many lipo packs will fit that resemble a stock 6 cell NIMH pack. Our ACE 4000 packs fit perfect. Here is our recent blog article regarding lipos in the Caldera 10E (my favorite Redcat truck so far): [link]http://hipowerrc.blogspot.com/2010/06/redcat-racing-caldera-10e-with-ace.html[/link]