The engines F40 PRO II 1600 KV have been specifically designed for FPV racing. A couple and a surprisingly powerful in only 29,5 g. In their version 1600 KV they are primarily intended for Long Range with helices 5, 6...
The motors Gemfan GT 2205 2450 KV have been designed to give the best performance with the propellers FLASH 5152-3 of the brand.