R-4 'Dumpling' External Tank

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R-4 'Dumpling' External Tank
Part image
Liquid fuel tank by
Probodobodyne Inc
Radial size Radial mounted
Cost (total) 50.00 Fund
(dry) 39.90 Fund
Mass (total) 0.12 t
(dry) 0.01 t
Drag 0.3-0.2
Max. Temp. 2000 K
Impact Tolerance 5 m/s
Research Precision propulsion.png Precision Propulsion
Unlock cost 1200 Fund
Since version 1.4
Part configuration FoilTanks
Liquid fuel 10 units of fuel
Oxidizer 12 units of fuel

The R-4 'Dumpling' External Tank provides fuel to attached liquid fuel engines.

It is currently the smallest liquid fuel tank in the game. It carries 55% of the capacity of the next largest fuel tank (the Oscar-B Fuel Tank).

Product description

Often, and mistakenly used for playing ball games.

Probodobodyne Inc


  • Lowered mass from 0.3375 to 0.01375
  • Initial release