Auto Glossary letter Q

May 14, 2007

Auto Glossary letter Q

Quarter Panel
    Sheet of metal panel that covers the front and rear quarters of the vehicle.

Q-Jet
    A Rochester Quadrajet four-barrel carburetor.

Q-Ship
    An innocent looking vehicle with outstanding performance.

Quad
    A four-barrel carburetor.
    Four headlamps, two on either side of the vehicle.
    A four-wheel drive vehicle.

Quad Carburetor
    A four-barrel carburetor.

Quad Ring
    A rubber or plastic sealing ring with square sides.

Quad Valve Head
    A cylinder head with four valves, two exhaust and two intake, per cylinder.

Quad-4
    A high-performance, four-cylinder engine developed by General Motors.

Quadra-Trac
    A full-time, four-wheel drive system.

Quadrant
    A device used to indicate the position of the gear selector of an automatic transmission.
    One quarter of a circle.

Qualify
    To earn a starting position in a race.

Quarter
    A term used for a quarter-mile drag strip.

Quarter Elliptic Spring
    One half of a semi-elliptic spring having one end attached to the chassis frame and the other attached to the axle.

Quarter Mile
    A distance of 1,320 feet (402 meters).
    The standard distance for a drag strip.

Quarter Panel
    A term used for the metal work for either the front or rear corner of a vehicle body.

Quarter Race Cam
    A camshaft that has been reground to provide better than standard performance.

Quarter-Mile Drag Strip
    The most popular standard distance for a competitive drag-racing strip.

Quarter-Speed Cam
    A camshaft that rotates once for each four revolutions of the crankshaft.

Quartz-Halogen
    A type of high output lamp containing a gaseous halogen; used for headlights, driving lights, or fog lights.

Quartz-Iodine
    A lamp containing gaseous iodine (I).

Quattro
    A full-time, four-wheel drive system by Audi.

Quench
    To suddenly cool a heated metal or alloy by dousing it with water or oil.

Quench Area
    Any internal portion of a combustion chamber which causes combustion to cease because of the temperature drop in the air/fuel charge where it meets this area.

Quick Change
    Any system or sub system that is designed for ease and speed for changing or replacing.

Quick Charger
    A battery charger that is designed to charge or boost a battery in a short time.

Quick Coupler
    A coupler that allows hoses to be quickly connected and/or disconnected. Most shop air hoses, for example, are equipped with quick couplers.

Quick Release valve
    A device used to exhaust air as close as possible to the service chambers or spring brakes.

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Please note that the definitions included in this Auto Glossary reflect the manner in which these terms are used on the Duipee.com website, which in some instances may differ from their meaning in other contexts.