%0 Conference Article %T REPLACEMENT OF THE POWER UNIT IN THE VEHICLE: LEGAL ASPECTS AND SECURITY REQUIREMENTS %A Meshkova, A.E. %A Levina, T.A. %K Power unit, engine, safety, technical expertise, testing, vehicle, modification %J MODERN SYSTEMS AND TECHNOLOGIES IN TRANSPORT: PROBLEMS AND PROSPECTS %D 2025 %P 5 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov