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LE-7

LE-7

Rocket engine
The LE-7 and its succeeding upgrade model the LE-7A are staged combustion cycle LH₂/LOX liquid rocket engines produced in Japan for the H-II series of launch vehicles. Wikipedia
Chamber: 1
Dry weight: 1,714 kg (3,779 lb)
Length: 3.4 m
Mixture ratio: 5.9:1
Nozzle ratio: 52:1
Propellant: LOX / LH2