This part is from Making History DLC
cost:
3000
mass:
3.3
category:
Engine
TechRequired:
veryHeavyRocketry
engine_data:
standard
{"isp"=>{"vac"=>380.0, "atmo"=>70.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>375.0}
675 Craft use this part
(ordered by download count)