Power Stroke 6.4L V8 DI 32V OHV Twin Turbo Diesel and 4WD. Crew Cab! Diesel! If you demand the best, this terrific 2008 Ford F-250SD is the truck for you. This great Ford is one of the most sought after used vehicles on the market because it NEVER lets owners down. New Car Test Drive said, ...there's an impression of substance and tight construction regardless of the road surface...