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Why Increasing An Engine's Compression Ratio Makes It More Efficient
You might have heard about high compression ratios, but what exactly are they, and what kind of effect do they have on an engine's fuel efficiency?
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Am I Wrong, Or Does This Four-Cylinder Ferrari Racing Engine Sound Like A Lawn Mower?
We expect Ferrari engines to have a certain appealingly angry sound. But some of them seem like they'd be more at home on the grass in front of your house.
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More Than Just Pickups Tried Two Gas Tanks (And These Cars Had Far More Fun With It)
Dual fuel tanks aren't just for trucks. You may be surprised to learn that a handful of classic sports cars featured them, too, including these old-school gems.
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While A 122 MPH RV Is Impressive, When Does A Motor Home Stop Being A Motor Home?
How much can you gut out of a motor home before it stops being the very vehicle it was designed to be? The record-breaking "MoHo" tests this question.
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5 Cool Cars That Use Motorcycle Engine Power
While motorcycle engines aren't usually strong enough for heavy cars, some models are lightweight, allowing them to make full use of these powerhouses.
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What're The Differences Between The Ford 427 And Chrysler 426 HEMI Engine?
Ford and Chrysler both created powerful engines that were banned by NASCAR. Their similarities made them powerhouses, but they also have notable differences.
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Why Strokers Make Their Power And Torque Down Low
Strokers are known for achieving great horsepower numbers and fantastic torque and low rpm. But why do they manage it better than non-stroked engines?
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What Are The Pros And Cons Of Forged Wheels?
If you're considering adding forged wheels to your car -- either as a factory option or an aftermarket purchase -- here's everything you need to know.
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The Weirdest Engine You'll Read About Today Is The Sarich Orbital
There are a lot of strange automotive designs out there, but this defunct engine from the '70s may just be the weirdest one you've ever seen.
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Why A Soft, Explosive Metal Has Any Business In Exhaust Valves
Cars' engines have to resist tremendous pressure and heat up to 3,000 degrees. So what in the world is a soft, explosive metal doing in their exhaust valves?
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Why Automatic Transmissions Have Flex Plates Instead Of Flywheels
Manual transmissions make use of a clutch alongside a flywheel to actually deliver power from the engine to the wheels. Automatics use flex plates instead.
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More Automakers Are Making New Inline-Sixes, And These Ones Are The Best
Inline-sixes are making a serious comeback, and today’s versions are smoother, stronger, and more advanced than ever. These are the engines leading the pack.
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The Difference Between LS And Vortec Engines (And Why Fans Love Them)
Although Vortec engines fall under the "LS" branding, they aren't actually the exact same as more traditional LS engines made by General Motors.
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Why Are Automatic Transmissions Called Slushboxes?
Even if you're a fan of automatic transmissions, you've likely heard them be referred to as "slushboxes" before. Here's why that nickname stuck.
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Which Chevy Trucks Came With A 454 V8 Engine?
Chevrolet's 454 V8 engine was able to prove itself as a powerful big-block, and it was arguably performing its greatest feats in Chevy's trucks.
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Why Electronic Car Keys Evolved From Simple Proximity Keys To Pricey Button-Filled Fobs
Car keys were nothing more than simple mechanical devices during their conception, but they've turned into devices with countless functions.
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Why F1 Teams Can't Just Race Bare Carbon Cars
Formula 1 cars tend to be colorful, packed with team names and sponsors. They'd be lighter if they stripped it all away, but there's a reason why they don't.
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6.7L Cummins Vs. 6.7L Power Stroke Diesel Engines: What Are The Differences?
Both Cummins and Ford offer 6.7-liter diesel engines. They share a few similarities, but those don't go much further than their displacements.
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What Do The Letters LS Actually Mean In Chevy Engines?
You've likely heard of plenty of Chevrolet engines known as "LS" in one form or another. But is there actually any deeper meaning to those letters?
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This Extremely Rare Aston Martin Cygnet Is Living A Rough Life In Rome
How many meetings, how many lawyers, how many reams of paper did it take for this to get greenlit, and nobody paused to imagine how it might be received?
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This Is The Last Manual-Transmission Corvette Made Before The C8 Broke Our Hearts
Chevrolet's decision to drop manual transmissions from the Corvette was based on cold-eyed business. But the last manual 'Vette lives on in a Kentucky museum.
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Triumph Held On To Rumble Seats Long After They Were Cool
Rumble seats, in case you didn't know, were fold-out rear seats in classic cars. They were phased out in the 1930s, but Triumph held on to them for a while.
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Here's How Snow Mode Changes Driving Dynamics To Keep You Out Of Ditches
Using snow mode helps your car handle colder weather and slippery terrain. The way it does this is actually a bit more complex than you might think.
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Every Car Powered By Ford's 428 Cobra Jet Engine
The Ford 428 Cobra Jet was a capable engine in vehicles from 1968 to 1970. Although it didn't find much use later, it was active in a wide number of models.
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This Unsuspecting Electric Volvo Crossover Is Rarer Than Any New Supercar
Only five 2025 EC40s were brought to the United States as Black Editions.
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Is Upgrading To Silicone Hoses Worth It? Here's What The Experts Say
Most cars come with rubber hoses, but drivers have the option of upgrading to silicone hoses. But are they worth the extra cost in the long run?
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Yes, Chrysler Tried Four-Wheel Disc Brakes In 1949 (But They Weren't What You Think)
The Ausco-Lambert system doesn't work anything like the disc brakes on your family crossover.
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