From Kerbal Space Program Wiki
|Image||Part||Radial size|| Cost
| Max. Temp.
| max RPM
| TODO torque, consumption, max. Force|
|R121 Turboshaft Engine||Tiny, Radial mounted||200|| 0.000
|R7000 Turboshaft Engine||Tiny, Radial mounted||550|| 0.000
- The engines can be configured to have a reduced torque, in which case their mass is reduced linearly down to the minimal mass (given in parentheses).