thanks efly I will be flying the cc/60amp with the ubec,the motor will be the e46 and I went with the evo20 5sp 5300 mah battery ,I think I will be getting around 12 min flight time I will be trying the 12x8 prop first, I also have a 13x6 I may try. I will be putting her together this weekend .I plan to try her out next week sometime . thanks for the reply bill