I would get a 400E over any other 124 chassis. There are several reason: it doesn't cost much more than a 300E and is a lot cheaper than a 500E, has the newer 32-valve engine, same brakes as the 500E, better interior than the 300E, fast, very reliable. GET IT!
1992 Mercedes-Benz 400E
2002 Mercedes-Benz ML500