This part is from US Probes Pack - Old and New
cost:
150
mass:
0.01
category:
Propulsion
TechRequired:
basicScience
engine_data:
standard
{"isp"=>{"vac"=>340.0, "atmo"=>290.0}, "propellant_ratios"=>{"MonoPropellant"=>1.0}, "max_thrust"=>20.0}
