Ford 6640 Tractor: Sustainable Farming Guide
Specifications and Performance: Powering Sustainable Practices The Ford 6640, a robust tractor produced from 1991 to 1995, offers a compelling case study in sustainable farming practices. Its powerful 5.0-liter, four-cylinder diesel engine, delivering between 85 and 90.7 horsepower (HP), provided sufficient power for various farm operations. The PTO (power take-off; the shaft that transmits power from the tractor's engine to implements) horsepower, ranging from 56.7 to 57.5 HP, was adequate for many implements like balers and tillers....