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Thursday, January 7, 2010

AUTOPEDIA everything you need to know PT.3 (A)

Cam: an egg shaped metal lobe used in the cam shaft to activate the opening and closing of the valves and in the distrubuter to force the points to open.
Cam lobes: the bumps on a camshaft that contact and activate the cylender head intake and the cylender valves. either directly or via such devices as camshaft lifters or push rode.
Camber: a wheel alignment adjustment of the inward and the outward tilt on the top of the wheel when viewed from the front of the car. improves handling and reduces tire wear.
Camshaft: a shaft with cam lobes that causes the valves to open and close.
Camshaft sensor: a trigger device found on some distributor less ignition systems that synchronizes when the proper ignition coil should be fired.
Carburetetor: used in old cars, this is a complex device usually found below the air cleaner that uses a series of flaps and valves to vaporize fuel and mix it with air in proper quantities to suit the varying needs of engine.
Caster: the forward or backward tilt of a car's front wheels that when aligned properly, will make them follow naturally in a straight line. the caster setting is what helps the car to return to straight after cornering.
Catalytic converter: part of the exhaust system, this pollution-control device found in may new cars. it re-burns the unburned gas in the exhaust system before it leaves the vehicle as an exhaust.
Clutch: any device that connects or disconnects power transfer in rotating speed. in a manual transmission, this pedal operated device disconnects the engine from the transmission to allow the car to change gears. and the allows the engine and the transmission to resume contact and turn together at a new speed. clutches also are used in automatic transmission, airconditioners, differentials.

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