This part is from Phoenix Industries
cost:
2700
mass:
4.5
category:
Engine
TechRequired:
heavyRocketry
engine_data:
S1SRB
{"isp"=>{"vac"=>220.0, "atmo"=>195.0}, "propellant_ratios"=>{"SolidFuel"=>1.0}, "max_thrust"=>670.0}
resources:
SolidFuel
2600.0