1925 Willys-Knight Great Six

From 1925 to 1933 Willys-Overland produced their Great Six with a Knight-licensed sleeve valve engine. These were produced in five distinct series names Model 66, Model 66A, Model 66B, Model 66D and Model 66E.

In 1929 Wills offered a Plaidside paint scheme with bodywork by Griswold of Detroit.