This part is from ShadowWorks
cost:
3500
mass:
2.89
category:
Propulsion
TechRequired:
heavierRocketry
engine_data:
SWJ2XEng
{"isp"=>{"vac"=>390.0, "atmo"=>180.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>877.0}
