This part is from EveEngines
cost:
5300
mass:
3
category:
Engine
TechRequired:
heavierRocketry
engine_data:
standard
{"isp"=>{"vac"=>279.0, "atmo"=>271.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>566.71875}