S3 KS-25x4 "Mammoth" Liquid Fuel Engine/Box

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S3 KS-25x4 "Mammoth" Liquid Fuel Engine
Part image
Liquid fuel engine by
Kerbodyne
Radial size Extra large
Cost (total) 39 000.00 Funds
Mass (total) 15.00 t
Drag 0.2
Max. Temp. 2000 K
Impact Tolerance 20 m/s
Research Tech tree very heavy rocketry.png Very Heavy Rocketry
Unlock cost 115 000 Funds
Since version 0.23.5
Part configuration Size3EngineCluster
Liquid fuel engine
Maximum thrust (1 atm) 3 746.03 kN
(vacuum) 4 000.00 kN
Isp (1 atm) 295 s
(vacuum) 315 s
Fuel consumption 258.98 Units of fuel/s


Thrust vectoring 2 °
Testing Environments
On the surface ✓ Yes
In the ocean ✓ Yes
On the launchpad ✓ Yes
In the atmosphere ✓ Yes
Sub orbital ✓ Yes
In an orbit ✓ Yes
On an escape ✓ Yes
Docked × No
Test by staging ✓ Yes
Manually testable ✓ Yes