Cylinder Head Principles

Cylinder head design has a huge influence on ...

• engine’s efficiency

• engine's power output

• Both are correct

• Neither

Intake valves are related to....

• entry of the air

• entry of the fuel

• entry of the EGR gases

• All are correct

Allows compression of the air-fuel mixture by capping the top of the cylinder

• Short engine block

• Cylinder Head

• Cylinder Gasket

• All are incorrect

Forces the _________ down the cylinder in a power stroke by not allowing the expanding gases to escape

Check the benefits of a Head Gasket

• Maintains pressure

• Increase gas mileage

• Avoid coolant to enter the chamber

• Keeps oil in their place

What is the purpose of aluminum-alloy engines ?

• Increase gas millage

• Reduce weight

• Lower temperature

• B and C are correct

• All are correct

An OHV engine, the valves are positioned in the __________ _________ assembly, directly over the top of the piston.

What is the difference between OHV, Single OHC and DOHC?

Characteristics of a GDI system

• Fuel economy

• Low Carbon Dioxide emissions

• Average pressure

• ECU Control

If you look for Low RPM Torque, which type of port you use for the Intake/Exhaust?

• Small

• Large

• It doesn't matter

• I wasn't at class that day. :-(