Internal Combustion Engine
Automobiles use internal combustion engines which create propulsion by converting gasoline into kinetic energy.
Types of internal combustion engines found in automobiles
- Four-stroke engine (Otto cycle)
- Diesel engine
these two are the most common, there are several more - refer to Wikipedia:Types of internal combustion engine
The Four Strokes
1. Intake 2. Compression 3. Combustion 4. Exhaust