This part is from Bluedog DB
cost:
170
mass:
0.04
category:
Engine
TechRequired:
generalRocketry
engine_data:
standard
{"isp"=>{"vac"=>300.0, "atmo"=>85.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>6.67}