This part is from Chaka Monkey Exploration Systems
cost:
700
mass:
1
category:
Propulsion
TechRequired:
generalRocketry
engine_data:
HG10B2
{"isp"=>{"vac"=>250.0, "atmo"=>150.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>220.0}