This part is from SSTO Project
cost:
10000
mass:
1.0
category:
Engine
TechRequired:
aerospaceTech
engine_data:
ClosedCycle
{"isp"=>{"vac"=>380.0, "atmo"=>360.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>120.0}
AirBreathing
{"isp"=>nil, "propellant_ratios"=>{"IntakeAir"=>3.0, "LiquidFuel"=>1.0}, "max_thrust"=>180.0}