This part is from Contares KHI
cost:
8360
mass:
3.8
TechRequired:
heavyRocketry
engine_data:
ClosedCycle
{"isp"=>{"vac"=>340.0, "atmo"=>85.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>48.0}
resources:
LiquidFuel
450.0
Oxidizer
550.0
MonoPropellant
140.0