I was the operator of this engine. It was one of the last heavies in the southwestern fleet that had a gas engine (the mainstay are diesels). But it was stationed in a remote area where gasoline was more accessable, so it had a 460. It pulled the mountains a little slower then the diesels, but it always got there and ran really great. 600 gallons and fully equiped to take on any job. Excellent Truck. Read more ยป