Australian Automotive Glossary

V6

A vehicle with six cylinders. The cylinders are divided into two banks, each of which is angled away from the other at the top, forming a 'V'. Typically, this angle is 60 degrees on V-6 engines....
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V8

A vehicle with eight cylinders. The cylinders are divided into two banks, each of which is angled away from the other at the top, forming a 'V'. Typically, this angle is 90 degrees on V-8 engines....
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Valve

A device that can be opened or closed to allow or prevent the flow of a liquid or gas from one place to another. Most internal combustion engines use intake and exhaust valves to allow fuel/air mixture into the cylinders and to exhaust burnt gases. Some engines have four valves per cylinder, which increases total valve area for increased efficiency and performance....
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Valve Clearance

The maximum amount of space between a rocker arm or cam and the part it contacts to actuate a valve....
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Valve Lifter

The cylindrical component that presses against the lobe of a camshaft and moves up and down as the cam lobe rotates, opening and closing an intake or exhaust valve. Virtually all modern valve lifters are of an hydraulic design that uses a cushion foil to promote quiet operation....
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Valve Train

The collection of parts that make the valves operate, allowing fuel intake, compression and exhaust. Includes the camshaft(s) and all related drive components, and the various parts that convert the camshaft's rotary motion into reciprocating motion at the valves....
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Vehicle Body Builder Technician

A person who manufactures, modifies and repairs vehicle bodies. The breadth of work in this area includes working on prototype vehicles, truck and bus bodies and other commercial vehicles....
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Vehicle Body Refinishing Technician

A person who is responsible for the finished coatings on cars, commercial vehicles and motorcycles. Technicians in this field prepare panel surfaces, mix paint colours and apply paints to create a high-quality finish that meets the customer’s expectations and industry standards....
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Vehicle Body Repair Technician

A person who repairs damaged vehicles and works with materials including metal, plastic and fibreglass. Modern technology means that repair technicians work with high-strength steels, super lightweight carbon fibre materials and lightweight vehicle body structures....
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Vehicle Emissions

Vehicle emissions are composed of the by-products that come out of the exhaust systems or other emissions such as gasoline evaporation. These emissions contribute to air pollution and are a major ingredient in the creation of smog in some large cities....
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