Suggested power setup for Hyperformance SX21

[dpetsel]

I purchased an SX21 Hyperformance and want some suggestions on an electric power plant for it.
I'd like to run 6s I think.
If 4s will make this thing move I'd be open to it.
Hull is 33.5".

152558 152559 152560

[Sheffield]

4S o 5S , this kind of hull like high rpm,
5S , 4074 2000kv.