Rocketdyne H-1
Rocket engine
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The Rocketdyne H-1 was a 205,000 lbf thrust liquid-propellant rocket engine burning LOX and RP-1. The H-1 was developed for use in the S-I and S-IB first stages of the Saturn I and Saturn IB rockets, respectively, where it was used in clusters of... Wikipedia
Cycle: Gas generator
Diameter: 4.9 feet
Propellant: LOX / RP-1
Specific impulse, sea-level: 255 seconds (2.50 km/s)
Successor: RS-27
Thrust, sea-level: 205,000 lbf (900 kN)
Thrust-to-weight ratio: 102.47