Ignites the gasoline
Lets gas vapor in and exhaust out
Pistons reciprocate in these
Raises and lowers the valves
The intake manifold is bolted to this.
Covers the pistons
Surrounds engine block
Connects pistons with crank shaft
These vaporize gasoline
Rotary power output
The carburetor sits on top of this.
Engine block
Water jacket
Valves
Cylinders
Crank shaft
Cam shaft
Piston rods
carburetor or fuel injector
Cylinder heads
Intake manifild
Spark plugs
