This part is from Commonwealth Rockets - Stockalike British Rocketry
cost:
0
mass:
0.375
TechRequired:
start
engine_data:
MainEngine
{"isp"=>{"vac"=>240.0, "atmo"=>195.0}, "propellant_ratios"=>{"SolidFuel"=>1.0}, "max_thrust"=>60.0}
resources:
SolidFuel
150.0
