Chapter 9

Question 1

name biggest part of an engine

Answer 1

cylinder block

Question 2

pistons are connected by the crankshaft by what?

Answer 2

connecting rods

Question 3

which end of connecting rod goes up with the piston

Answer 3

upper end.

Question 4

other name of flywheel

Answer 4

flexplate

Question 5

what are most engines made of?

Answer 5

aluminium, magnesium

Question 6

types of cylinder arrangements

Answer 6

in line, V-type, directly crossed or horizontally opposed.

Question 7

types of valve train

Answer 7

OHC over head cam
OHV over head valve

Question 8

name 2 ignition types

Answer 8

Spark and Compression

Question 9

name 2 cooling systems

Answer 9

Air - cooled
Liquid- cooled

Question 10

5 diff types of fuels used in an engine

Answer 10

Gasoline, Diesel, ethanol, propane and natural gas

Question 11

what is the raised section of camshaft called?

Answer 11

Lobes

Question 12

2 places where you can find camshaft

Answer 12

cylinder head or the block

Question 13

what drives the camshaft and through what

Answer 13

crankshaft drives cams thru gears, belt or timing chain.

Question 14

the piston’s motion creates what kind of motion by the crankshaft

Answer 14

Rotary motion

Question 15

one complete rotation of crankshaft is how many degrees

Answer 15

360

Question 16

how many degrees does crankshaft take to complete one full cycle of a camshaft 4 stroke engine

Answer 16

720

Question 17

during one piston STROKE, the crankshaft rotates how much

Answer 17

180

Question 18

heavy flywheels are only found in what kinda transmission

Answer 18

manual

Question 19

If manual has flywheel then what does automatic tranny runs on

Answer 19

Flex plate and torque converter

Question 20

what does downward movement of the piston does?

Answer 20

creates engine vacuum

Question 21

the compression takes place when which valve closes

Answer 21

intake valve

Question 22

what is injected during the compression stroke?

Answer 22

fuel

Question 23

which valve closes during power stroke?

Answer 23

both intake and exhaust

Question 24

when piston is 90 degrees from the TDC

Answer 24

piston is half way

Question 25

what is valve overlap

Answer 25

when intake and exhaust valves are both open

Question 26

mass

Answer 26

amount of matter

Question 27

weight

Answer 27

force that is measured in kg or lbs

Question 28

to meet standards by SAE, all engines rotate in which direction

Answer 28

counter-clockwise

Question 29

what are the consequences of a misfire

Answer 29

poor gas mileage, excessive gas mileage, lack of power and engine running rough.

Question 30

which type of engine changes aerodynamics of the car

Answer 30

in-line type

Question 31

cons of an inline 8 cylinder.

Answer 31

created vibrations because of a longer crankshaft

Question 32

overhead cams has pushrods. True or False

Answer 32

False

Question 33

what type of engines does rear location engines have?

Answer 33

boxed style engines

Question 34

in most AWD and RWD engine faces…

Answer 34

Longitudinal direction

Question 35

where can you find the engine firing order on the car?

Answer 35

engine or emission label in service manual

Question 36

coolant circulates in ______ of the head

Answer 36

jackets

Question 37

when the bore and stroke of an engine are the same size then the engine is called what type of engine

Answer 37

square engine