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Your answer
CorrectSpark plug
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Correct AnswerSpark plug
Spark plugs deliver current from the ignition system to ignite the fuel/air mixture inside the engine. They literally create an artificial bolt of lightning within the engine's combustion chamber. Shocking!
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CorrectFlywheel
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Correct AnswerFlywheel
Flywheels, which are designed to store rotational energy, have a history dating back to antiquity in human-powered devices.
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CorrectOil filter
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Correct AnswerOil filter
Oil filters are used to filter sediments and other contaminants from engine oil. Dirty oil can wear the oil pump's machined components and damage the bearing surfaces in the engine.
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CorrectWater Pump
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Correct AnswerWater Pump
Water Pumps are essential to keeping engines cool by transferring coolant around the vehicle and through the vehicle to keep your engine from overheating.
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CorrectWindshield wipers
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Correct AnswerWindshield wipers
Windshield wipers, also known as windscreen wipers, were first patented way back in 1896.
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CorrectEmergency hand brake
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Correct AnswerEmergency hand brake
The emergency hand brake, also known as the parking brake, is often used for parking the car on a slanted surface. It usually activates a corkscrew mechanism that pushes a piston into the brake pads to stop the vehicle.
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CorrectThe muffler
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Correct AnswerThe muffler
Mufflers reduced another kind of pollution from engines - noise pollution - and were patented all the way back in 1897. They work by reflecting the engine's sound waves in a way so that they partially cancel themselves out.
Your answer
CorrectThe catalytic converter
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Correct AnswerThe catalytic converter
Catalytic converters use chemical reactions to convert pollutants in automobile exhaust into less harmful emissions. Some can reduce automobile pollution by up to 40%!
Your answer
CorrectThe crankshaft
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Correct AnswerThe crankshaft
The crankshaft is what converts the reciprocating motion of the cylinders to rotational motion. They were first used in water mills and sawmills, made their way to paddle boats, and eventually became one of the core components of automobiles.
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CorrectThe manual transmission
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Correct AnswerThe manual transmission
Manual transmissions account for less than 10% of the cars sold in the US, but are still popular among sports car and economy car drivers. Most new cars on the road these days are automatics, and some can even drive themselves!
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CorrectCarburetor
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Correct AnswerCarburetor
Carburetors, once one of the most important components, have begun to see their purpose supplanted by fuel injectors, though they are still common on small engines for lawnmowers, rototillers, and other equipment.
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CorrectGearbox
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Correct AnswerGearbox
To transfer this power, the piston transfers the force of the expanding gas in the engine to the crankshaft via the connecting rod.
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CorrectDistributor cap
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Correct AnswerDistributor cap
The distributor cap covers the distributor and the rotor, protecting them from contamination..
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CorrectShock absorber
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Correct AnswerShock absorber
Shock absorbers do their job by turning the kinetic energy of the disturbance into heat, then dissipating the heat. They also keep your tires in contact with the ground at all times.
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CorrectUniversal joint
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Correct AnswerUniversal joint
Universal joints are often used in driveshafts to facilitate the transmission of rotary motion. If the drive shaft isn't in a straight line between the transmission and the drive wheels, you need a universal joint.
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CorrectVoltage regulator
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Correct AnswerVoltage regulator
Modern voltage regulator designs use transistors to regulate the current in a vehicle. They generally force an alternator to maintain a voltage between 13.5 and 14.5 volts to recharge the battery safely while protecting the car's electrical circuits.
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CorrectSerpentine belt
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Correct AnswerSerpentine belt
The serpentine belt can run your alternator, power steering pump, air conditioning, and sometimes your water pump all in one long route.
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CorrectControl arm
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Correct AnswerControl arm
The control arm is a critical part of the suspension that links between the chassis and the hub that carries the wheel. They allow wheels to move up and down while preventing forward and rearward movement.
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CorrectConnecting rod
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Correct AnswerConnecting rod
Both ends of the connecting rod are free to pivot: The part of the connecting rod which connects to the piston is called the small end, and the end that attaches around the crankshaft is called the big end.
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CorrectBellhousing
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Correct AnswerBellhousing
The bell housing protects many components of the transmission and is named for its usually bell-like shape.
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