We have two left ( Saturn V first stages ), and nine engines, and the engines are absolutely unique. Many scientists say that they cannot be reproduced. "Repro

We have two left ( Saturn V first stages ), and nine engines, and the engines are absolutely unique. Many scientists say that they cannot be reproduced. "Reproducing the Saturn V rocket engines, specifically the F-1 engines used on the first stage, is a highly complex task due to their immense size, powerful thrust, and intricate design, requiring advanced engineering and manufacturing capabilities to accurately replicate the combustion chamber, fuel injectors, nozzle, and other critical components, making it a significant undertaking even for modern aerospace companies; essentially, recreating them would involve detailed reverse engineering of the original designs, access to specialized materials and manufacturing techniques, and extensive testing to ensure proper functionality and safety. " https://en.wikipedia.org/wiki/Rocketdyne_F-1 https://en.wikipedia.org/wiki/Rocketdyne_F-1