The book "Operation of internal combustion engines" by M. Yu. Orlova is an indispensable work for all those who are interested in modern technologies and principles of internal combustion engines. This work not only reveals the technical aspects of engine operation, but also immerses the reader in the world of mechanics, where every detail matters. M. Yu. Orlov, known for his in-depth knowledge of automotive engineering and mechanics, offers readers a unique perspective on engine operation. His writing style is clear and accessible, which makes the book suitable for both technical students and experienced mechanics and motorists seeking to expand their knowledge. This book will be of interest to those who want to understand how to properly operate and maintain engines in order to extend their service life and improve efficiency. In “Operation of Internal Combustion Engines”, the author examines many aspects, ranging from the basics of engine operation to complex control and diagnostic systems. Readers will be able to learn about the different types of engines, their design and operating principles, as well as how to properly carry out maintenance and diagnostics. Orlov emphasizes the importance of regular maintenance, which helps to avoid serious breakdowns and extend the life of the car. The book covers current topics such as the impact of fuel quality on engine performance, modern technologies used in engine construction, and environmental aspects of operation. In the face of growing demands for ecology and resource savings, understanding these issues becomes especially important. Readers will be able to learn about new trends in engine development, including hybrid and electric solutions, which makes the book relevant in the context of modern challenges. For students of technical specialties and novice specialists, the book will be an excellent textbook, which sets out both the theoretical foundations and practical recommendations. Experienced mechanics will find in it useful advice on diagnosis and repair, and motorists - information that will help them better understand their car and take care of it. Orlov’s style is distinguished not only by scientific rigor, but also by a fascinating approach to the presentation of the material. He skillfully combines theory with practical examples, which makes reading not only useful, but also interesting. In his works there is always a desire to convey to the reader not only the facts, but also a love for technology, which makes his books lively and inspiring. If you are looking for a book that will help you understand the intricacies of operating internal combustion engines, "Operation of internal combustion engines" M. Yu. Orlov is exactly what you need. It will become your reliable assistant in the world of mechanics and technology, opening up new horizons of knowledge and opportunities for you. Do not miss the chance to immerse yourself in the fascinating world of engines, where each page is filled with useful information and practical advice.