1.
Covers the valvetrain components
2.
Combustion pressure pushes it down
3.
Opens the valves in the proper time
4.
Circulates exhaust gas to control combustion temps
5.
Routes spent gases out of engine
6.
Lifter moves it, operates rocker arm
7.
Circulates coolant through engine
8.
Forms smooth surface for camshaft to rotate
9.
Connected to rear of crankshaft
10.
Delivers high-voltage spark to initiate combustion
11.
Drives all accessory components with crank torque
12.
Creates and delivers high voltage to spark plug
13.
Converts reciprocating motion to rotary motion
14.
Dampens crank vibrations
16.
Actuates valves open on OHC engine
18.
Circulates oil through engine under pressure
19.
Provides path for air into engine intake valves
20.
Clamp engine cylinder head to cylinder block
21.
Delivers fuel under low pressure to all cylinders
22.
Holds timing chain or belt in proper orientation
23.
Engine between cylinder heads and upper oil pan
24.
Lowest point in engine, holds oil, AKA sump
25.
Sits between cam and pushrod, filled with oil
26.
Controls cam timing in BMW engines
27.
Mechanical plug that opens at proper temperature
28.
Delivers fuel under high pressure to a single cylinder
29.
Driven by exhaust gas flow, compresses intake air
30.
Entry point for air into engine
31.
Connects crank and cam(s), allowing crank to drive cams in proper time
32.
Uses magnetism and rotational motion to generate electrical current
