This part is from KSP Interstellar Extended
cost:
20000
mass:
2
category:
Engine
TechRequired:
advNuclearPropulsion
engine_data:
standard
{"isp"=>{"vac"=>1527.0}, "propellant_ratios"=>{"LqdHydrogen"=>1.0}, "max_thrust"=>64.0}
resources:
ThermalPower
3000.0
Megajoules
0.1
WasteHeat
200000.0
ElectricCharge
100.0
Uranium-233
10.0