This part is from US Rockets
cost:
700
mass:
0.35
category:
Engine
TechRequired:
generalRocketry
engine_data:
standard
{"isp"=>{"vac"=>250.0, "atmo"=>230.0}, "propellant_ratios"=>{"SolidFuel"=>1.0}, "max_thrust"=>8.0}
resources:
SolidFuel
25.0