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The limo President John F. Kennedy was riding in when he was shot became a symbol of his murder. But the government kept it working for over a decade anyway.
Read MoreWhen it comes to car mods, exhaust headers are a common place to start. But what exactly makes them different from stock manifolds? Here's what to know.
Read MoreAir conditioning is a feature of the summer months, but the system does more than just cool the air in your car. Here's how it works all year round.
Read MoreAlthough Vortec engines fall under the "LS" branding, they aren't actually the exact same as more traditional LS engines made by General Motors.
Read MoreGearheads might be aware of piston skirts, but their exact function isn't always clear to those outside engineering. Here's the lowdown.
Read MoreIt's tempting to reuse cylinder head bolts, especially if they pass the eye test. But there are some kinds of bolts you should never, ever reuse.
Read MoreThe convenience of artificial intelligence has made it easier for criminals to attack cargo, letting them get away with millions of dollars worth of goods.
Read MoreBoring and honing are important parts of the engine-building and rebuilding processes, but they're not the same thing. Here are the differences between them.
Read MoreThe snappily named Toyota 2JZ-GRE and Nissan RB26DETT are both idolized by enthusiasts, but how do the two Japanese six-cylinders stack up?
Read MoreIn the age of technology, many drivers may ignore mile markers or consider them to be useless. However, here's why mile markers remain an essential feature.
Read MoreEver wondered why you've never used the I-50 or I-60? We have, and it turns out there's one very good reason why neither road exists on the interstate network.
Read MoreEngine knocking can be an annoying issue to deal with, and it can even cause damage to your car. Here's why it might happen, and how you can prevent it.
Read MoreIf diesel engines need air for combustion, then how can submarines use them? Here's what you need to know about the clever engineering behind diesel subs.
Read MoreIt might seem like Costco requires a membership for everything, from shopping at its stores to getting gas at its stations. But that's not entirely true.
Read MoreForced induction is a fantastic way to get more power out of a car, but it needs to rely on an intercooler. These can either be air-to-air or air-to-water.
Read MoreDiesel engines rely on different types of fuel injection. Mechanical was used early on, but common rail became more popular for a few reasons.
Read MoreBore and stroke are important measurements when it comes to calculating an engines displacement, and the kind of performance an engine offers.
Read MoreBearings can use steel or ceramic balls, but that begs the obvious question: which is better? Should you stick with conventional steel or more modern ceramic?
Read MoreSpark plugs are vital components for gas-powered engines. However, they have a limited lifespan. Here are some common signs that it's time to replace yours.
Read MoreSpark plugs come in many different types, but they also have many different heat ranges. Here's what that means, as well as why you should care about it.
Read MoreThe windows of your car get frosted because of trapped moisture. It's a fairly easy problem to fix, but most people go about defrosting their windows wrong.
Read MoreMany cities are replacing their incandescent traffic lights with LEDs, despite the higher initial cost. Here's why that's actually a good idea.
Read MoreGear-heads might be familiar with the "Stovebolt" engine's name, but how did it get that moniker? And what made the engine so special to enthusiasts?
Read MoreWe might not think too much about tow hitches, but the fact of the matter is not all hitches are equal. Over in Europe, they do things a bit differently.
Read MoreThe first Chevrolet V8 engine to succeed commercially was the 1955 small block. But it wasn't Chevy's first V8. That came three decades earlier.
Read MoreDiesel engines use compression to ignite the fuel, which needs to have an even burn, and cetane boosters have an important role to play in this process.
Read MoreSince 1908, Harley-Davidson has supplied motorcycles to law enforcement across the country. Can you guess which Harleys are currently used for police duty?
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