This part is from SPRockets
cost:
20000
mass:
5.5
category:
Engine
TechRequired:
heavierRocketry
engine_data:
KSX
{"isp"=>{"vac"=>340.0, "atmo"=>205.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>750.0}
