The final race of the 2024 H1 Unlimited hydroplane series is this coming weekend, and it’s a big one. The American Power Boat Association’s Gold Cup — unlimited hydroplane racing’s Super ...

We all know how a conventional internal combustion engine works, with a piston and a crankshaft. But that’s by no means the only way to make an engine, and one of the slightly more unusual ...

The cockpit camera on the U-1 Beacon Electric captured the dramatic launch and flip of the H1 Unlimited hydroplane on the Columbia River on July 27, 2024, the first day of racing at the Apollo ...

The final race of the 2024 H1 Unlimited hydroplane series is this coming weekend, and it’s a big one. The American Power Boat Association’s Gold Cup — unlimited hydroplane racing’s Super Bowl — kicks ...

And what is a stroke, anyway? A modern gas engine most commonly uses pistons and a crankshaft to power the wheels of a car or truck. The piston is basically a round thing on a stick (called a ...

Crews with the H1 Unlimited Hydroplanes get their boats in the water by the docks and prepare to compete in the HAPO Columbia Cup during Water Follies at Columbia Park in Kennewick Tri-City Herald ...