I just ordered 2 hobbywinner 2S1P 5000 packs from hobbywinner.com for $38 each!
I figure it's worth a gamble. I try it in several vehicles and evaluate them compared to my Maxamps 2S1P 4000 packs ($98 each)
I saw the as in RC Driver and figured why not.

Once I gather test data, I will post it.