- C -

Cetane Number

The number, generally from 40 to 60, that relates to the ignition quality of diesel fuel.

CETS

Cold engine temperature switch

Cf

Californium An element with the atomic number of 98

CFC

[1] An acronym for the chlorofluorocarbon family of ozone-depleting refrigerants. CFC12 was a popular refrigerant for automotive air conditioning systems until it was phased out of production by the clean air act of 1990

CFI

Cross fire injection

Cfm

An acronym for cubic feet per minute.

Cfm

Abbreviation for cubic feet per minute. A measurement commonly used to describe air flow.

CFS

Carburetor feedback system

CG

An acronym for center of gravity.

Chain Casing

An enclosure, housing, or guard for a chain drive containing the lubricating system and providing protection from contamination.

Chain Drive

A drive system consisting of a drive, and a driven sprocket and chain, such as a motorcycle or bicycle drive.

Chain Guide

A device used to support and guide a chain, such as a timing chain, to reduce or prevent whip.

Chain Length

The distance between the joint centers at each end of a taut chain strand.

Chain Pensioner

A device used to maintain chain tension, such as a guide rail or a hydraulic pressure piston with a rubbing shoe.

Chain Pitch

The center-to-center dimension between chain links or joints.

Chamfer

To remove a hard edge from a part.

Chamfer Face

A beveled surface on a shaft or part that allows for easier assembly.

Champ Car

1. A championship car. 2. Early term for an Indy car.

Championship Auto Racing Teams (CART)

The sanctioning body of such events as the annual Indy car World Series.

Championship Trial

The traditional designation for the annual series of races for Indy cars, sanctioned by AAA, USAC, and CART, now known as the Indycar World Series.