Chapter 16

If a four cylinder engine has a firing order that is 1-3-4-2, which cylinder is on its exhaust stoke when cylinder 2 is on its intake stroke?

1 is on exhaust stroke

If a mixture is compressed to about 1/10 of the volume it occupied when the piston was at BDC, what is the compression ratio?

10:1

What is typical gasoline engine compression ratio?

14.7:1

List two firing orders for a V8 and V6.

1843:6572 V8, 153:624 V6

A ________ stroke cycle engine is often in chainsaws and outboard motors.

2-stroke engine

About how much change in horsepower does each point of change in compression ratio result in?

4-6 percent change in horsepower

Moving a 10 pound weight 50 feet results in _________ foot-pounds of work.

500 foot-pound

What are the rows of cylinders in a V-type block called?

Cylinder banks

What is the name of the engine design that is called compression ignition?

Diesel engine

What is the name of the piece of equipment used to measure an engine's output?

Dyno

What is the term for work, pounds-foot or foot-pounds?

Foot-pounds

What is the name of the design that uses a small amount of rich air-fuel mixture to ignite a leaner mixture?

Gasoline engine

What are three ways that cylinders are arranged in a block ?

Inline, opposed, V-type

What is the name of the area between the heads on a V-type block?

Intake manifold

What kind of engine has a combustion chamber that is flat?

L-head

When an engine has a cylinder bore that is larger than it's stroke, what is it called?

Oversquare engine

What kind of engine is a Wankel, reciprocating or rotary?

Rotary engine

What is the name for the volume that the piston displaces in the cylinder as it moves between BDC to TDC?

Stroke

What is the name for the amount of turning force exerted by the crankshaft?

Torque

What is the name of the measurement comparing the volume of airflow actually entering the engine with the maximum that theoretically could enter it?

Volumetric Efficiency