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Curved Washer

A spring-type washer that exerts a relatively light thrust load and is used to absorb axial-end play.

Custom

A car that has been restyled for a distinctive appearance.

Custom

When used as an adjective, custom refers to a part that was designed to fit a particular application (as opposed to a universal fit part). When used as a noun, custom refers to a type of vehicle, most commonly one from 1949 through the mid-'60s, that has been restyled. Mild customs might feature only minor styling modifications, while more radical customs feature a chopped top, smoothed body panels, slammed suspension and often suede paint. The quintessential vehicle to turn into a custom is a 1951 Mercury 4-door sedan.

Custom System

1. A proprietary system built to exact specifications. 2. An early model, deluxe, automotive air-conditioning system that used both inside and outside air.

Customary Measurements

United States customary measurements; the English measuring system of inches, feet, yards, miles, and so on.

Customize

To restyle a vehicle.

Cut

1. To defeat or eliminate a competitor in a drag race. 2. To sever. 3. The direction and texture of the cutting teeth of a file.

Cut A Big One

To record a particularly high speed or fast time. Also referred to as cut a fat one.

Cut A Fat One

Same as cut a big one.

Cutout

1. To experience a momentary engine miss without a stall. 2. A fuse holder that may be used to isolate part of a circuit. 3. To bypass the exhaust system.

Cutout Relay

An electrical, protective ON and OFF switch between the generator and battery.

Cutting Attachment

A device for converting an oxyfuel-gas welding torch into an oxygen cutting torch.

Cutting Brake

A special type of master cylinder with two brake levers to control how much brake pressure is applied to either of the rear wheels, allowing an off-road vehicle to make a much sharper turn.

Cutting Fluid

Any fluid applied to a cutter or to work being cut, to aid in the cutting operation by cooling and lubricating.

Cutting Tip

The part of a cutting torch from which the gases are emitted.

CV

Check valve, constant velocity, conventional vehicle, crankcase ventilation or control valve

CV Joint

A shortened version of constant velocity joint.

Cv Joint

See constant velocity joint.

CVC

Constant vacuum control

CVCC

An acronym for Compound Vortex Combustion Control.