Which New Non-Hybrid Cars Can Exceed 40 MPG?
Want maximum highway fuel economy without an electric motor? Check out the new non-hybrid cars that easily exceed 40 MPG.
Read MorePeter Nelson
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Stories By Peter Nelson
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What's The Difference Between Hydroboost And Vacuum Brake Boosters?
Two brake assist systems do the same job in very different ways, and the power source behind each one changes feel, reliability, and application.
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How Camber, Caster, And Toe Adjustments Affect Handling
Real-world racers and Gran Turismo heroes will likely have heard about camber, caster and toe, but what do they mean, and how will they make you faster?
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What's The Break-Even Point That Makes A Car Wash Membership Useful?
Deciding whether to get a car wash membership isn't as simple as dividing the price by the cost of joining. There are lots of things to take into account.
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Can You Remove Suspension Bushings Without A Press? Yes, But Here's What Can Go Wrong
Suspension bushings can be tricky to remove if you don't want to make use of a hydraulic press. It's possible, but it carries some big risks.
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The History Of The Ford Deuce Coupe And A Very Misheard Lyric
The Ford Deuce coupe is a 1932 classic that inspired an entire hot rod subculture, but it also made it into a very awkward misheard lyric in a Manfred Mann hit.
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Compression Testing Vs Leak-Down Testing: What's The Difference?
Making sure your engine has proper compression is vital for its health. You can rely on one of two methods to test this, but they aren't quite equal.
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Why Your Engine Has A Ground Strap (And Yes, It's Important)
Ground straps might seem a bit superfluous, but they do a crucial job for your car's electrics. Neglect this simple but critical part at your peril.
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Tiny Engines Require Tiny Turbos, And This Turbo Might Be The Tiniest
Have you ever wondered how forced induction would work on a tiny 150cc engine? For one, it would need a properly sized turbocharger carefully matched to it.
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Here's Why Manual And Automatic Transmission Fluid Aren't Interchangeable
Manual and automatic transmission fluids should do roughly the same job, but there are differences between the two. Here's why they aren't interchangeable.
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Why Oldsmobile's Turbocharged V8 Pushed GM's Fabrication Capabilities Past Its Limits
One of the world's first turbocharged production cars, the 1962 Oldsmobile Jetfire was as problematic as it was innovative and only lasted for two model years.
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What's The Difference Between Roller And Flat Tappet Cams?
If you're into wrenching, you might have heard of roller and flat tappet cams, but what's the difference between the two, and why choose one over the other?
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What's The Difference Between European 95 Octane And American 91 Octane Gas?
You might have seen Europeans complain that U.S. gasoline has a lower octane number, but what's the difference between European 95 and U.S. 91?
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Do Turbos Use Air-To-Water Or Water-To-Air Intercoolers?
You'll hear both "air-to-water" and "water-to-air" being used by experts to describe intercoolers, but one of them makes a lot more sense than the other.
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Here's What That Ticking Lifter Might Be Telling You
Ticking noises from a car's engine are rarely welcome, but if your lifters are clicking away in the background, it's worth fixing it sooner, rather than later.
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How Saab's APC Opened The Floodgates For Stupendous Turbo Power
Saab's APC cleverly solved the knock that plagued turbo engines in the '80s overnight, allowing for higher compression and more reliable turbo power.
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This Could Be The Worst Honda Engine Ever Built
One turbocharged Honda engine is associated with quality mileage and responsiveness, but some drivers have also noted issues with its long-term reliability.
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Why Mercedes' U.S. Diesel Sales In The 80s Went From 4-Out-Of-5 To Footnote
Back in the 1980s, the overwhelming majority of Mercedes-Benzes on U.S. roads were diesels, but now sales have fallen through the floor. So what happened?
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What Are The Main Differences Between GM's LS2 And LS3 Engines?
The GM LS2 and LS3 are both small-block V8s that featured in the base C6 Corvette, but several crucial internal differences give one of them a performance edge.
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The Difference Between H-Beam And I-Beam Connecting Rods
Have you ever wondered why engine builders argue over connecting rod shapes? Here's a closer look at the trade-offs between H-beam and I-beam designs.
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The Corvette ZR-2 'Big Doggie' Almost Brought Big Block V8 Power To The 1980s Sports Car Fight
GM engineers once stuffed a massive 454 big-block into a C4 Corvette ZR-2 prototype. Dubbed the 'Big Doggie,' the car sadly never reached the assembly line.
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Which Car Was The First To Have A 6-Speed Transmission?
The six-speed manual got its start in racing before being brought to public streets, and the first car that had it is probably not as old as you think.
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Consumer Reports' Customer Ratings Say This Car Brand Is Unexpectedly Comfortable
One automaker topped Consumer Reports' rankings for comfort and satisfaction, despite finishing last in the reliability category. How is that possible?
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Are There Times Where Aftermarket Tires Outshine OEM Tires?
Normally, following the manufacturer's recommendations is the best course of action, but when it comes to tires, can you do things differently?
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Is There Any Standardization For Stage 1, 2, Or 3 Engine Tuning?
You've probably heard about the three "stages" of tuning, but what do they mean? And is there any standard definition for each of the three?
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How To Tell When Your Harmonic Balancer's Gone Bad
There are a few tell-tale signs to look for if you think your harmonic balancer needs to be replaced, and you'll want to make sure it's in good working order.
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How (And When) To Use A Spark Plug Thread Chaser
A spark plug thread chaser isn't always the answer, but it can make a big difference when you're installing fresh new plugs. There's a process for using it.
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