Based on the 924 – the car that saved Porsche in the 70s – the Porsche 944 was a fantastic evolution of the original. Here's ...

Suzuki DR-Z “Take it to the Streets” events at dealers include demo rides on the highly anticipated 2025 DR-Z4SM before it ...

Just like the Panigale V2 S, the naked Streetfighter V2 S also went under the surgeon’s scalpel for a serious facelift in ...

Nevertheless, the prototype W-43 engine ... (25.4 mm) higher within the block. This was done to improve the geometry of the valve train and also reduce the mass of the pushrods. The intake valves ...

Note the vernier throttle on the lower panel and the discharge relief valve ... of 4-inch full flow valves and piping for large-diameter-hose discharges. The position and size of intake and ...

These days, the four-stroke V-4 engine ... heads have big intake ports and were influenced by the designs of other high-flow, high-rpm engines, including the Chevy R07 NASCAR engine.

The 7.3 Power Stroke ... a cold air intake does and if it's worth it. The short answer is that it unlocks some additional output by grabbing colder oxygen located away from the hot engine ...

Kawasaki successfully debuted the KLX 230 in 2019, offering dirt-only and dual-sport versions. And, for 2025, the model received its first significant updates since its introduction.   • Engine ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% ... engine and the 6-stroke design is in the cam and valve timing. Porsche's design is vastly different ...

It uses a valve disk that also rotates to complete a four-stroke cycle of intake, compression ... a breakthrough when its 2.5-liter, 4-cylinder A25K-FKS engine got to 39% thermal efficiency ...

Inline-4 engines ... mm bore and stroke, allowed for free-revving and power output across a wide rpm range. Mitsubishi's MIVEC technology enabled variable valve timing on both the intake and ...

The internal combustion engine (ICE ... powertrain type uses a four-stroke cycle, meaning four piston strokes are needed to complete one operating cycle that produces combustion. This cycle includes ...