Ces modeles GWS font sensiblement le meme poids que ton Corsair.Very nice motor. I have 4 of these. Fitted into GWS AT6 Texan and FW190. Pull vertical without problems. Draws max 200W with APC10x7E prop. get around 12 min flight time using 1600 Zippy 3s1p with cell at 11.4-5V