VESTNIK of Samara University. Aerospace and Mechanical EngineeringVESTNIK of Samara University. Aerospace and Mechanical Engineering2542-04532541-7533Samara National Research University50910.18287/2541-7533-2007-0-2(13)-34-41The ways of operating process’ improvement in internal combustion enginessadohina@ssau.rusadohina@ssau.rusadohina@ssau.ruSamara State Aerospace University1807200762344129052014Copyright © 2015, VESTNIK of the Samara State Aerospace University2015In this paper it is shown the main ways of operating process’ improvement in internal combustion engines used by foreign companies that produce engines. It is dedicated main work directions and described serial engine designs with their advantages.