Exam 15: Introduction to the Engine

A simple reciprocating engine has a cylinder, a piston, a connecting rod, and a crankshaft.

What is the purpose of the flywheel?

The cam-in-block style, with two valves per cylinder, is called a(n) ____________________.

Most vehicles since the early 1960s have fuel injection systems with computer controls. The computer monitors the oxygen content in the vehicle's exhaust and then adjusts the fuel supply to provide the correct amount of fuel and air for each intake stroke.

While discussing manifolds, Technician A says that exhaust manifolds must carry very hot exhaust gases so they are usually made of cast iron. Technician B says that some manifolds are constructed of steel tubing. Who is correct?