For Version 12.1.2+
On Standard > Weight & Balance > Tanks Tab
- You can now enter the fuel tank moment arm in three dimensions for both full and empty tanks. Previously, only the Z coordinate could change with weight, now the location (mass centroid) can change in all three dimensions.

On Standard > Engine Specs > Locations
- Jet engines can now specify the direction of the compressor spin (clockwise or counter-clockwise). With the fans getting bigger and bigger with each new engine generation, the torque effect becomes noticeable.
