This part is from Solid Propulsion Industries
cost:
400
mass:
0.75
category:
Engine
TechRequired:
basicRocketry
engine_data:
standard
{"isp"=>{"vac"=>195.0, "atmo"=>170.0}, "propellant_ratios"=>{"SolidFuel"=>1.0}, "max_thrust"=>227.0}
resources:
SolidFuel
375.0