This part is from Bluedog DB
cost:
75
mass:
0.003
category:
Propulsion
TechRequired:
start
engine_data:
standard
{"isp"=>{"vac"=>230.0, "atmo"=>213.9}, "propellant_ratios"=>{"SolidFuel"=>1.0}, "max_thrust"=>37.0}
resources:
SolidFuel
3.4