8v71 Detroit Diesel with Allison Automatic Transmission. 61,000 miles. 1600 hours. 500 gallon Fibreglass tank. 1250 gpm Pump. Really nice toolbox setup. Make a good service truck. Runs and drives perfectly. Air brakes. 11R22.5 bud wheels. Like new condition. Was going to put a deck on it but seeing if theres interest as is before I cut it up.