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RD-180

Rocket engine
The RD-180 is a rocket engine designed and built in Russia. It features a dual combustion chamber, dual-nozzle design and is fueled by a RP-1/LOX mixture. The RD-180 is derived from the RD-170/RD-171 line of rocket engines, which were used in the... Wikipedia
Chamber: 2
Designer: NPO Energomash
First flight: 24 May 2000
Length: 3.56 m (140 in)
Mixture ratio: 2.72 (73% O; 2, 27% RP-1)
Propellant: LOX / RP-1