Brand: Avon Tyres, Tyre Diameter: 15 | Isis 1955 to 1958

Morris Isis 1955 to 1958

Replacing the Six as Morris's largest car, the Isis was a stretched Oxford with a 6-cylinder engine. Comfortable and plush.

Standard fitment tyre was a 600-15 crossply, with the option of a 640-15.