Bore and Stroke: 108 mm (4.3 in.) x 133 mm (5.3 in.) Kinner Airplane & Motor Corporation was established in Los Angeles in 1919, and first produced a 5-cylinder radial engine. Beginning in 1931, ...

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, ...

Having lived with a four-cylinder Mercedes 240D and a five-cylinder 300D, I can tell you that the extra cylinder makes a huge difference getting up to highway speed at the end of an on-ramp.

The Distinguished Gentleman’s Ride (DGR) has come and gone for another year of raising funds in support of men’s health – and accompanying the millions of memories is a collection showing off a ...