We had a similar experience in the 2025 911 Carrera GTS Cabriolet, following Hale's path up Forest Route 2N24 (now paved, thankfully) through pine trees on a disappointingly cloudy day. Just when it ...

Abstract: Overshoot is prevalent in hydraulic actuators due to the inertia of motion. Especially for high-speed position servo hydraulic actuators, overshooting is almost unavoidable in order to ...

There is so much going on with internal combustion engines (ICEs) these days, it can give you a headache just reading about them. That's why we do the research for you and then cram it into bite-size ...

What is variable valve lift? What is variable valve timing? We're going to look at the valvtrain from a 2009 Audi 2.0L I4 Turbo engine to check out the differences. Variable valve lift is used to ...

The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the sum of the diluted earnings per share from continuing operations for ...

Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...

If the Chevrolet Corvette is known for one thing, it's speed. Speed is relative, though, and our expectations have grown over the years. Every Corvette generation has beefed up the specs, and one ...

One of the most notable participants in the 2024 Detroit Autorama is a special Oldsmobile 4-4-2 build packing a rare, experimental V-8 engine. To read about the twin brothers from Detroit responsible ...

Honda's Valve Timing and Lift Electronic Control (VTEC) is arguably the most well-known engine type in the world. The essence of Honda's VTEC system lies in its ingenious approach to valve control — ...

Last month's "How It Works" story gave you the basics of the four-stroke cycle, describing the motion of the intake and exhaust valves in relation to the piston moving up and down in the cylinder.

Honda did not invent variable valve timing or variable valve lift. In fact, Cadillac had a driver-operated variable valve timing system in production in 1903, three years before Soichiro Honda was ...