This part is from AN-JPLV
cost:
300
mass:
0.396
category:
Engine
TechRequired:
start
engine_data:
standard
{"isp"=>{"vac"=>249.0, "atmo"=>239.0}, "propellant_ratios"=>{"SolidFuel"=>1.0}, "max_thrust"=>64.7}
resources:
SolidFuel
77.0