Porsche's six strokes include the four familiar ones: intake, compression, power, and exhaust. But it inserts an additional compression and power stroke in the middle (following the first power stroke ...

The Piston Slap about Sue’s Forester was great ... I have about 124k miles on it and will probably trade it soon.) Now my question, and it’s also about engine wear: I have wondered about this scenario ...

It basically looks like a conventional piston engine, except it uses a complicated geared crankshaft arrangement that allows each piston to reach two top- and bottom-dead-center positions over the ...

Visionary (and not-so-visionary) tinkerers and engineers have experimented with everything from steam to electricity to piston and rotary-powered engines in bids to bring better, more powerful ...

2026 DA62 SurveyStar delivery position available, provided by Air Bear Tactical Aircraft. Welcome to the best-in-class aerial survey platform flying today. With its high payload capacity and safe & ...

Ukraine has turbo-charged its long-distance unmanned aerial vehicles (UAVs), making “rocket-drones” to compete with cruise ...

Great opportunity to get in a great example of a Cessna 421C with new paint in 2022, a refreshed interior in 2018, and very low time overhauled engines, props, and prop governors! This 421 would make ...

Dating back to the offseason, the Detroit Pistons had some of the most financial flexibility of any team in the NBA. Trajan Langdon has kept a lot of space open, making them an interesting team ...

At last year's trade deadline, the Detroit Pistons made a flurry of moves to help better set them up for the offseason. Among the players brought in for a short stretch was veteran combo-guard ...