Tag Archives: Car Tech

How Honda’s VTEC Engines Work and How VTEC Can Kick In, Yo

Honda’s Variable Valve Timing & Lift Electronic Control system, known as VTEC instead of the more accurate VVTLEC, is one of those things that various parts of automotive pop culture have glommed onto, and as a result, almost everyone with even a passing interest in cars is aware of VTEC and its propensity to kick in,…

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Man Gets Stuck in Cadillac XLR for Over 13 Hours After Electric Door Release Handles Stop Working

Late last month, a 75-year-old Cleveland man got stuck in his hot Cadillac XLR for 14 hours after an issue with the car’s electrical system rendered the power door release buttons useless. The ordeal had the man convinced he was going to die, the Washington Post reports.

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Hennessey’s 1600 Horsepower Twin-Turbo V8 May Not Be As Unique As They Say

Last Friday, at the pretentiously-named-with-a-comma-even “The Quail, a Motorsports Gathering” event in Monterey, California, Hennessey Performance Engineering unveiled the engine that will power its new flagship supercar, the Venom F5. HPE claims the engine is a “newly developed unit,” and that the engine is entirely…

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Here’s How The Honda Prelude 4WS’s Four-Wheel Steering Worked

The 1980s were the Jurassic Park of Japanese car design. Engineers were so preoccupied with whether or not they could that they didn’t stop to think if they should. A case in point: the all-mechanical four-wheel steering system in the Honda Prelude Si 4WS. Too expensive, insufficiently practical, but totally wonderful.

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This Is Why You Can’t Unlock A Car Door If Someone Is Trying To Open It At The Same Time

This is one of the most common shared experiences in all of automobilia: You’re outside a car, trying to get in. The person inside the car is attempting to open the door lock at the same time you’re pulling the handle to open the door. A comedy of errors ensues, with each of your actions canceling out the other’s,…

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Here’s Why The McLaren Senna Has Different Exhausts In America

“Wait a second,” you scream at your computer. “You mean to tell me that U.S.-spec McLaren Sennas don’t get the same exhaust as the euro-spec ones?” This is true, but for once it’s not a bad thing. Our American Sennas are even rowdier than what’s pootling around Europe right now.

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This Is Why Some Automatic Transmissions Shift Straight And Some Are All Zig-Zaggy

If you’ve ever looked at floor-mounted automatic transmission shift levers, with either disdain or genuine gratitude, you’ve probably noticed that they tend to fall into two main categories: the ones that have a simple, linear path through the PRNDL family, and those that use a convoluted, maze-like route through the…

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Audi Bails on ‘Traffic Jam Pilot’ Driver Assist for Us Americans

Last year, Audi announced it would be bringing a suite of driver assist technologies, “Traffic Jam Pilot,” to the United States, but it would be difficult to get that approved through U.S. auto regulations. it turns out, it was too much for Audi, which has bailed.

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It’s Time to Learn About Wonderful and Weird Opposed-Piston Engines

Horizontally-opposed engines are often referred to as “boxer” engines because the motion of the pistons sort of resembles a boxer, punching. Really, though, if any engine should be named for a boxer, it’s the other kind of opposed engine: the kind where the pistons actually “punch” right at each other. They’re called

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This Test Shows Why Tesla Autopilot Crashes Keep Happening

The first thing that happened when I drove a Tesla on Autopilot was an instant, unsettling feeling of not being comfortable in the car at all, thinking it’s always a moment away from crashing. Slowly, I got used to it and calmed down, just like everyone else I’ve talked to who has used Autopilot. This video from a…

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