Thirteen successful engine startups totaling 770 seconds of cumulative run time have been completed to date on the latest E-2 engine sample. Testing of this unit will continue to further characterize performance and extend the rated service life.
E-2 is engineered to power spaceflight with rapid reusability and exceptional reliability at low cost.
Propellants: LOX/Kerosene
Thrust: 22k lbf (10 tf)
Isp Sea Level: 290 s
Isp Vacuum: 327 s
Isp Vac Version: 365 s
Cycle: Ox-Rich Staged Combustion