Great video Colin. Being new to CP helis in the last year, this really answered a-lot of questions for me. 6.5hp is really an amazing number when you think about how far electric has come in such a short period of time.
LOl you have no clue i bet i can get under 4kg flying weight with a pyro 700 52l and 14s 4400mah lipos i bet you but the machine wont be stock its gona have kde upgrades plus boca ceramic bearings which will knock grams of weight off because of the ceramic hybrids and wiring management aswel 2000rpm is the max ile go with 700mm blades