Welcome to the Woodward Governor Company unofficial History Site

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Woodward type TG-13 control schematic with a transducer(no flyweights anymore).

Woodward type TG-13 control schematic diagram.jpg These little three pound Woodward PM series governors controlled the fuel in the Mack truck engines in the 1950's.   ThumbnailsA 1990's schematic of a Woodward universal governor(UG) first made in the 1940's.These little three pound Woodward PM series governors controlled the fuel in the Mack truck engines in the 1950's.   ThumbnailsA 1990's schematic of a Woodward universal governor(UG) first made in the 1940's.These little three pound Woodward PM series governors controlled the fuel in the Mack truck engines in the 1950's.   ThumbnailsA 1990's schematic of a Woodward universal governor(UG) first made in the 1940's.These little three pound Woodward PM series governors controlled the fuel in the Mack truck engines in the 1950's.   ThumbnailsA 1990's schematic of a Woodward universal governor(UG) first made in the 1940's.