This part is from SSTU
cost:
1100
mass:
0.87
category:
Engine
TechRequired:
heavierRocketry
engine_data:
Merlin-1C
{"isp"=>{"vac"=>305.0, "atmo"=>267.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>197.0}
