I’ve been trying to source some of the important parts for the H-1 Racer project. I haven’t chosen the motor yet, but right now I’m considering this for the landing gear: (http://www3.towerhobbies.com/cgi-bin/wti0001p?&I=LXCHVL)
It’s for a similar size FW190 which has a similar style retractable landing gear.