U N I T 1 THE INTERNAL COMBUSTION ENGINE This Unit looks at the main parts, types and working principles of the internal combustion engine. It describes the four-stroke gasoline and diesel cycles, analysing their differences and similarities, advantages and disadvantages. A. GENERAL CHARACTERISTICS 1 Listen to the CD and complete the chart below. NUMBERS OR DATES FACTS OR EVENTS 1824 1859 Lenoir engines installed in Britain for jobs such as pumping water. 1862 1876 Rudolf Diesel invented a new engine. The size of a Formula 1 car engine. Ford Model T (1910) 260 A cutaway shows the Otto Cycle (intake, compression, power and exhaust) of a four-stroke engine, which has changed little in more than a century