Powertrain
What does DOHC stand for?
Dual Overhead Camshaft
What animal is featured in the logo for Lamborghini?
A bull
What is the purpose of a sway bar?
Reduce body roll
What is the starting order at the beginning of a race called?
Grid
When a driver lifts off the accelerator in an electric vehicle, the car slows down as the electric motor acts as a generator, sending power back to the battery. What is this process called?
Regenerative braking
Differential
What car manufacturer also makes airplane engines?
Rolls Royce
What is the name of a spring in a suspension system?
Coil Spring
In Formula 1, teams can adjust the rear wing flap under certain conditions to reduce drag and increase straight-line speed. What is this system called?
DRS
What feature stops the driver from drifting out of their lane without signaling?
Lane keep assist/departure warning
What does CVT stand for?
Continuously Variable Transmission
What is the oldest car company still in business today?
Mercedes Benz, founded in 1883.
When adjusting a vehicle's alignment, the angle at which the top of the tire leans inward or outward from vertical is changed. What is this angle adjustment called?
Camber
When cars in a race have to carry extra weight as a competitive balancing measure, what is this added weight called?
Ballast
To improve fuel efficiency, some modern gas engines can stop certain cylinders when not needed, what is this called?
Cylinder deactivation/variable displacement
In EVs, what regulates power from the battery to the motor?
Inverter
What company made the first automatic transmission?
Oldsmobile/GM
What is the function of a suspension bump stop?
Prevents suspension over-compression
In high-level motorsports, teams monitor real-time data such as tire temperatures, engine performance, and fuel levels during the race. What is this system of data monitoring called?
Telemetry
What type of injection has fuel injected into the combustion chamber?
Direct injection
What was the first production car to have a V8?
Cadillac Model 51
What does BMW stand for?
Bavarian Motor Works
As a car drives over bumps and the suspension moves up and down, sometimes the wheels turn slightly on their own without steering input. What is this effect called?
Bump steering
When racing in wet conditions, drivers may drive off the typical racing line to find rougher pavement for better grip. What is this technique called?
The wet line
In high-performance applications, what premium material do some spark plugs use in the center electrode to withstand extreme heat and erosion?
Iridium