While Rob Dahm’s garage is no stranger to monstrous rotary engines, including four-rotor units cranking out more than 1,000 horsepower, this one is mind-bending. Here we have a massive, ...

Mike Nixon gave an informative talk about the Bristol Centaurus, an 18-cylinder, sleeve-valve radial engine producing over ...

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 ...

Click to open image viewer. Power rating: 1,268 kW (1,700 hp) at 2,700 rpm Displacement: 41.8 L (2,550 cu in.) Bore and Stroke: 156 mm (6.14 in.) x 156 mm (6.14 in.) The BMW 801 was the first German ...

Click to open image viewer. Power rating: 820 kW (1,100 hp) at 2,550 rpm Displacement: 32.8 L (2,000 cu in.) Bore and Stroke: 146 mm (5.8 in.) x 140 mm (5.5 in.) Founded in 1925 by Frederick ...

In 1925, the Wasp was a leap forward in aircraft power, reliability, and performance – one that rocketed the trajectory of aviation technology into the post-war era. Its nine-cylinder, air-cooled ...