This part is from SterlingSystems
cost:
2500
mass:
7.2
category:
Engine
TechRequired:
nuclearPropulsion
engine_data:
basicEngine
{"isp"=>{"vac"=>930.0, "atmo"=>232.5}, "propellant_ratios"=>{"LiquidFuel"=>1.0}, "max_thrust"=>675.0}