2 – BASIC OPERATION
13
Piston Engine Fundamentals
TC010-05-01S
Refer to the illustration below to complete the following two items.
4. This illustration shows the _____________________ stroke of the four-stroke cycle.
5. Item “ ” in the illustration is the ________________________.
BASIC DESIGN CHARACTERISTICS
There are many variations in basic engine design, and automotive technology has its own
vocabulary for describing these designs. Engines are often described by the various
arrangements and measurements of their components, including:
• Cylinder
configuration
• Valve train type
• Size of the engine’s bore, stroke, and displacement
• Compression
ratio