How It Works

 
Engineering Explained talks about high-revving engines

Why can some engines rev to 9,000 rpm?

You blip the throttle and your engine revs rise. It's a fun game that can put a smile on your face as you wait for a red light to change to green. It doesn't matter if it's a lumbering diesel in a pickup or a muscular V-8 in a pony car, you're likely to crack a smile when you tap that throttle. In... read more

an hour ago by
 
Is Premium Gas worth the higher cost?

If your car recommends premium gas, should you use it?

You know those car ads you see filling every commercial break of your favorite television show? Look closely and you'll see a fair number of them touting either a given... read more January 9, 2018 by


 
Ford GT

How the Ford GT's trick suspension has two unique spring rates

The second-generation Ford GT packs incredible engineering no matter where one's eyes may scan. Be it aerodynamics, engine technology, or the suspension, there's always more... read more January 4, 2018 by


 
Do vehicle exhaust systems need back pressure?

Do vehicle exhaust systems need back pressure?

When we have an automotive concept that involves complex science, we know just who to turn to for a proper explanation. That would be Jason Fenske from Engineering Explained... read more January 2, 2018 by


 
What's the difference between Turbo Lag and Boost Threshold?

What's the difference between turbo lag and boost threshold?

The automotive enthusiast community occasionally mixes and matches a few of its key terms. Wheels versus rims, for example. Another example can be found when dealing with... read more January 1, 2018 by


 
How Mobil 1 Annual Protection lasts 20,000 miles

Here's how Mobil 1 ensures it makes a 20,000-mile claim

Not all oils are created equal, and there's a new product on the market that comes with a pretty bold claim. Mobil 1 Annual Protection promises a life of 20,000 miles or one... read more December 29, 2017 by


 
2020 Tesla Roadster

Does the Tesla Roadster really have 7,000-plus pound-feet of torque, and what's its horsepower?

The 2020 Tesla Roadster's surprise introduction came with some pretty tantalizing specs. One of them is Tesla's claimed 0-60 mph sprint in just 1.9 seconds, but another... read more December 26, 2017 by


 
Watch this VW engine be rebuilt in six minutes

Watch a VW Beetle engine be rebuilt in 6 minutes

Wouldn't it be nice to have a proper work space in which you could wrench on your pride and joy? To have the tools and the time to do so is a wonderful luxury to be enjoyed... read more December 24, 2017 by


 
Summer tires vs winter tires in cold and dry temperatures

Do winter tires help when it's dry and cold?

For those who reside in snowy and icy climates, winter tires are often the go-to patches of rubber to ensure optimal performance. However, the U.S. has plenty of areas that... read more December 22, 2017 by


 
How Volvo is eliminating turbo lag

Here's how Volvo says it is eliminating turbo lag

Turbo lag is a defining characteristic of older forced-induction cars. These large turbochargers were used to feed high-performance engines and generate significant power... read more December 15, 2017 by


 
Will the Hennessey Venom F5 actually be capable of hitting 300 mph?

Will the Hennessey Venom F5 be capable of hitting 300 mph?

Hennessey Performance Engineering is making some rather bold claims. The Texas tuner recently revealed a new vehicle called the Venom F5. HPE says the Venom F5 will have... read more December 4, 2017 by


 
Engineering Explained examines a catback exhaust system

Can a catback exhaust actually make your car faster?

Finding the aftermarket modifications that will make your car a better performer can be an adventure. Every company under the sun claims all sorts of horsepower, torque, and... read more November 29, 2017 by


 
Volkswagen's new Budack engine cycle

How does VW's Budack engine cycle work?

Volkswagen isn't reinventing the way your internal combustion engine works. The automaker has, however, created a new twist on the Otto cycle that's a revised version of the... read more November 29, 2017 by


 
Here are 5 ways electric cars out perform gas-powered cars

5 ways electric cars outperform gas-powered cars

A proper gas-powered car is a joy to drive. Your senses take a joy ride when the sound hits your ears, the acceleration tosses you in your seat, and sometimes even the smell... read more November 27, 2017 by


 
How the 2020 Tesla Roadster could do 0-60 mph

How can the new Tesla Roadster do 0-60 mph in 1.9 seconds?

The 2020 Tesla Roadster washed over the Internet last week with some pretty incredible technical specifications and performance claims. For example, CEO Elon Musk said the... read more November 24, 2017 by


 
Why the Honda Civic Type R doesn't have torque steer

Why doesn't the Honda Civic Type R have (much) torque steer?

The Honda Civic Type R is an impressive little beastie. In fact, if you missed it, we named Honda's hot hatch the Motor Authority Best Car To Buy 2018. We lauded its handling... read more November 13, 2017 by


 
 

 
© 2017 MotorAuthority. All Rights Reserved. MotorAuthority is published by Internet Brands Automotive Group. Stock photography by izmostock. Read our Cookie Policy.