This part is from Deep Space Exploration Vessels
cost:
5000
mass:
.5
category:
Engine
TechRequired:
ionPropulsion
engine_data:
arcJet
{"isp"=>{"vac"=>5000.0, "atmo"=>450.0}, "propellant_ratios"=>{"ElectricCharge"=>90.0, "LqdHydrogen"=>1.0}, "max_thrust"=>20.0}