1999 Ford f250 super duty 7.3 diesel specs Source Source Source Source Source Source Source Source Source Source Read Also: 1999 Ford f250 super duty diesel mpg 1999 Ford f250 super duty diesel specs 1999 Ford f250 7.3l diesel mpg 1999 Ford f250 diesel mpg 1999 Ford f250 7.3 diesel specs 1999 Ford f250 diesel mileage