Yak-54-0.jpg 48.7 KB · Views: 48 Plane adjusted to PERFORMANCE specs. Wheel brakes on the 3-position switch, up for brakes on. 1 to 1 power to weight ratio, REAL scale, NOT RC. If you want to change to turboprop or upgrade, by all means. This is for a stock piston engine Yak. This variant requires: Yak-54 from RealFlight G3