This part is from Realism Overhaul
cost:
0
mass:
1
category:
Engine
TechRequired:
basicRocketry
engine_data:
standard
{"isp"=>{"vac"=>255.0, "atmo"=>235.0}, "propellant_ratios"=>{"PBAN"=>1.0}, "max_thrust"=>1016.0}
SC-MSRM
{"isp"=>{"vac"=>267.0, "atmo"=>245.0}, "propellant_ratios"=>{}, "max_thrust"=>3212.0}
