it might be possible if you know what you're doing, but they sell them and they are not that expensive. amain has protek ones that i use and it cost 27$ plus i think that they use 3 cells anyway. thats what mine is
kyoslo RB5/ novak motors/ LRP sphere/ m11/ orion 4800,3800,3600/ blazin chronic racing/wphukuall radio/ raikkonen body/ mongoosed km-mini inferno with the multiplex red ass servo that owns johnny b-main and drew/ now at lir the JDM zx-5 sp mugen edition
"team bad guys"