I'm using HFP Black, Avroto 2814's, Graupner 11x5's, 2x 5000maH 4s (10,000maH), carbon arms, 800mm MTM diameter, I don't know if I missed it or not, but are you flying a Hex, Octo, x8 or something else?
I'm currently buildling a similar rig. X8 with same motors, HFP, carbon arms...