Engineering Explained

 
Snow trekking with Subaru's AWD system in snow

How Subaru's AWD system works in the snow

All-wheel-drive systems work in many different ways. They differ from four-wheel-drive systems in that they don't have a transfer case that typically provides low-range gearing. They all can work full time (though many have an axle disconnect feature to preserve fuel), while 4WD systems may or may... read more

February 1, 2017 by
 
Engineering Explained talks about rev limiters

How a two-step rev limiter works

A rev limiter is there for your benefit. Without it, you'd be facing down a potential busted engine and trickier launches, especially in higher horsepower vehicles. If you... read more January 23, 2017 by


 
Final drive ratio

Learn what a final drive ratio is and how it affects your car

The final drive ratio is the last bit of gearing between your transmission and the driven wheels. By changing it, you can affect the performance of your car, rather... read more January 17, 2017 by


 
Engineering Explained walks you through variable valve lift and timing

Here are the differences between Variable Valve Lift and Variable Valve Timing

Engines are complex bits of machinery. At their core level, yes, it's easy to understand what is happening. Air and fuel enter the engine where they are ignited and... read more January 16, 2017 by


 
Engineering Explained asks if a big hill can recharge a Tesla

Can a big enough hill recharge a Tesla?

Like most other electric and hybrid vehicles on the market, the Tesla [NSDQ:TSLA] Model S and Model X are both fitted with a system that allows them to recapture energy and... read more January 10, 2017 by


 
Engineering Explained talks about wet sump and dry sump oil systems

The differences between wet and dry sump oil systems

All of those moving parts in your engine create heat through friction, and that heat needs to be mitigated or bad things will happen. This is the task of your oil. It... read more January 5, 2017 by


 
How Nissan's VVEL engines work

How Nissan's VVEL engines work

The letters VVEL are important to the architecture of Nissan engines. Those four letters stand for Variable Valve Event and Lift. What that refers to is a Nissan engine that... read more January 4, 2017 by


 
Engineering Explained talks about the Honda Accord Hybrid

How the Honda Accord Hybrid can behave like a Koenigsegg

Believe it or not, the 2017 Honda Accord Hybrid sedan actually has something in common with an ultra-exotic hypercar produced by the Swedish brand Koenigsegg. That seems far... read more January 3, 2017 by


 
How to change a car's differential fluid

How to change a car's differential fluid

Our friend Jason Fenske from Engineering Explained has already taught us how to change the oil in our cars. It's an easy process, and it's one that will allow you to get... read more December 29, 2016 by


 
The five best basic modifications for your car

The five best basic modifications for your car

Engineering Explained host Jason Fenske is currently planning the modifications for his own project Honda S2000. He has some great things in store for that car, but he also... read more December 23, 2016 by


 
Engineering Explained bought a Honda S2000 as a project car

"Engineering Explained" shares its plans for its Honda S2000 project car

Our friend Jason Fenske of Engineering Explained has been teaching us all about the engineering behind cars. His lessons range from maintenance considerations like how to... read more December 19, 2016 by


 
How winter tires differ from summer tires

How winter tires differ from summer tires

Winter has begun to embrace the country in its icy grasp, and that means it's past time you started thinking about winter tires. But are they really worth it and what do they... read more December 14, 2016 by


 
It's this easy to change your own oil

It's this easy to change your own oil

Our friend Jason Fenske from Engineering Explained has been teaching us a lot about our favorite subject: cars. Today, he's here to talk about something that just might... read more December 12, 2016 by


 
How engine oil systems work

How engine oil systems work

Besides fuel, oil is the lifeblood of your vehicle. It keeps your engine rotating smoothly. This is accomplished by the properties of oil that allow it to lubricate moving... read more December 7, 2016 by


 
How to safely lift your car off the ground with jack stands

How to safely lift your car off the ground with jack stands

If you're going to do work on your own vehicle, you'll most likely need to get underneath it at some point. Unless you own a monster truck, this means that you're going to... read more December 5, 2016 by


 
The science behind the record-breaking Dodge Viper ACR

The science behind the record-breaking Dodge Viper ACR

When Dodge brought its Viper ACR to the production car party back in 2015, the automaker also brought a long a sheet filled with brand new track records. The ACR broke... read more December 1, 2016 by


 
 

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