im telling you it was made togather. becuase if it was not that was some sick corrsion and what did i grind in to iv never seen meatl or soild steal that looked like rust and corrosion. befor i put the grinder on it. i put it on a 20 ton press and it would not move and put a gear puller around it and it dident move. it was made as one thing. i asked the guys at the ford dealer they said its like a 1 in 50,000 thing but it did happen to the contours