public void SetTweaks(double CtTweak, double CpTweak, double VolETweak, double MachPowTweak) { propJSB.SetTweaks(CtTweak, CpTweak, MachPowTweak); powerTweak = VolETweak; if (engine != null) { engine.SetMultiplier(powerTweak); } }