Building a jet engine is an extremely complex and potentially dangerous undertaking that should only be attempted by trained professionals with access to the necessary resources and facilities.

The construction of jet engines requires specialized knowledge and expertise in fields such as mechanical engineering, aerospace engineering, thermodynamics, and materials science. It involves precision machining, advanced metallurgy, and the use of high-powered industrial equipment.

Attempting to build a jet engine at home without the proper training and resources can result in serious injury or death, as well as significant legal consequences. It is important to prioritize safety and responsibility when considering any DIY project and to seek out appropriate professional training and guidance as needed.

A good starting point for the necessary research might be the publicly available document titled 'Design and construction of a simple turbojet engine'

That can be found at the following link:
https://www.diva-portal.org/smash/get/diva2:974874/FULLTEXT01.pdf
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