This part is from M.O.T.H.S.
cost:
450
mass:
0.2
category:
Engine
TechRequired:
generalRocketry
engine_data:
standard
{"isp"=>{"vac"=>275.0, "atmo"=>150.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>40.0}