The mind-bending world of birotary engines - a hybrid of piston and rotary technology that could revolutionize aviation. But ...

During World War II the radial engine was popular, and it was used in many fighter and bomber aircraft. Manufacturers in aviation used them because the engines deliver a ton of power for their size, ...

Based on a Wright R-975 Whirlwind radial engine, the Hackel-Wright Chopper is unlike any motorcycle you've seen before. It borrows components from Harley and Toyota and is built by a guy named Al ...

Power rating: 74.6 kW (100 hp) at 1,810 rpm Displacement: 6.1 L (372 cu in.) Bore and Stroke: 108 mm (4.3 in.) x 133 mm (5.3 in.) Kinner Motors, Inc. succeeded California’s Kinner Airplane and Motor ...

The largest sin the original VW Beetle ever committed was sporting a drivetrain seemingly made of wet paper bags. So to say, it could have been better in the power department. Well, we're not sure ...

We may receive a commission on purchases made from links. Mankind first took flight in 1903 when the Wright brothers took off over Kitty Hawk, North Carolina. Since then, all manner of aircraft have ...