American publisher Charles Knight was not at all impressed with his new 1901 Knox ‘gasoline runabout’. Like some other cars of the era, its four-stroke engine relied on a single valve to permit both ...

One hundred was a lot of horsepower in 1914, even for an 8.0-liter engine in a low-production luxury car. Yet 100 was the figure claimed for the remarkable Stearns-Knight Six, of which at least 350 ...

The Willys-Knight brought quiet sleeve-valve technology into the affordable price range. The Willys-Knight was a well-regarded medium-priced car built by Willys-Overland of Toledo, Ohio, and Toronto ...

TORONTO -- The Willys-Knight, built by Willys-Overland of Toledo, Ohio, from 1914 to1932 is remembered for its ultraquiet Knight sleeve-valve engine. Although it was also used in European luxury cars ...

The Willys-Knight, built by Willys-Overland of Toledo, Ohio, from 1914 to 1932 is remembered for its ultra-quiet Knight sleeve-valve engine. Although it was also used in European luxury cars and the ...

Gabriel Voisin was an aviation pioneer who progressed into the car business after the First World War using Knight-type sleeve-valve engines. Designed by American Charles Yale Knight yet perfected in ...

SLEEVE-VALVE ENGINES MAY NOW BE obscure automotive history, but they were once popular powerplants worldwide and could be found in the English Daimler and Belgian Minerva, among others. The best-known ...