This part is from ShadowWorks
cost:
1900
mass:
0.511
category:
Propulsion
TechRequired:
advancedRocketry
engine_data:
KWTISRB
{"isp"=>{"vac"=>441.0, "atmo"=>325.0}, "propellant_ratios"=>{"SolidFuel"=>1.0}, "max_thrust"=>675.0}
resources:
SolidFuel
504.0