This part is from Special Mission Projects
cost:
800
mass:
0.1
category:
Engine
TechRequired:
ionPropulsion
engine_data:
Ion
{"isp"=>{"vac"=>4200.0, "atmo"=>100.0}, "propellant_ratios"=>{"ElectricCharge"=>0.1, "LiquidFuel"=>0.1}, "max_thrust"=>106.0}