RK-7 "Kodiak" Liquid Fueled Engine

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RK-7 "Kodiak" Liquid Fueled Engine
Part image
Liquid fuel engine by
Reaction Systems Ltd
Radial size Small
Cost (total) 1 100.00 Funds
Mass (total) 1.25 t
Drag 0.2-0.3
Max. Temp. 2000 K
Impact Tolerance 9 m/s
Research Heavier rocketry.png Heavier Rocketry
Unlock cost 4 400 Funds
Since version 1.4.1
Part configuration Engine
Maximum thrust (1 atm) 247.00 kN
(vacuum) 260.00 kN
Isp (1 atm) 285 s
(vacuum) 300 s
Fuel consumption 17.68 Units of fuel/s

Thrust vectoring × No

Real life equivalent

This engine appears to be based off the Russian RD-170.

Product description

A bear of an engine. This quad-nozzled beast comes with multiple cowling options, and no gimbal. Don’t forget those verniers.

Reaction Systems Ltd


As of version 1.4.1 this engine has three models that can be switched in the editor.

Bare variant
ShroudBig variant
ShroudSmall variant
The different variants of the engine


  • Initial Release