This part is from KSP Interstellar Extended
cost:
3050
mass:
3
category:
Engine
TechRequired:
highEfficiencyPropulsion
engine_data:
standard
{"isp"=>{"vac"=>380.0, "atmo"=>330.0}, "propellant_ratios"=>{"LqdMethane"=>0.557, "LqdOxygen"=>0.443}, "max_thrust"=>1050.0}
resources:
ElectricCharge
0.0