EngineRutherfordDrag to turn · Space takes it apart25 kN · 35 kg · cold
Rutherford by Rocket Lab: electric pump engine burning RP-1 / LOX (active). Thrust 24.9 kN at sea level, 25.8 kN in vacuum. 100 bar chamber pressure, 303 s specific impulse at sea level, 343 s in vacuum, 35 kg dry. Figures from the database's engine record. Drawn to the published diameter (Wikipedia); other proportions are estimated.