# Engine Transformers

This group covers engine-related transformers and visualizers.

## Included transformers

* `EngineModeSwapper`
* `DefaultEngineModesVisualizer`

## Use Cases

* use `EngineModeSwapper` when the variant should replace selected `Data_Engine.EngineMode` definitions by `engineID`
* use `DefaultEngineModesVisualizer` when the variant should only show the part's existing engine-mode stats in the V-SwiFT popout UI

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**Documents**

- [DefaultEngineModesVisualizer](https://docs.ksp2redux.org/s/0a4a3e31-0b40-48e0-bd81-e14856f80d3d/doc/defaultenginemodesvisualizer-qzrDffIEmp)
- [EngineModeSwapper](https://docs.ksp2redux.org/s/0a4a3e31-0b40-48e0-bd81-e14856f80d3d/doc/enginemodeswapper-l6RLSWJ02l)