This part is from Knes
cost:
100
mass:
0.025
category:
Aero
TechRequired:
basicRocketry
engine_data:
standard
{"isp"=>{"vac"=>260.0, "atmo"=>220.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>2.0}