$8000. Start at $4500 go to $8000. Worth $12,000. Comps: 1987, 300sdl, 78000 miles, just ended on ebay, 20 bids, $11,600, did not met reserve. 1987 420sel, 74,000 miles, perfect, at local classic car dealer, asking $11,500, too much. 1990 420sel, 2,300 miles, asking price $16,500, spoke with seller after sold, got asking price. Members of this forum advised it was worth $20,000 to $25,000, reference my 12-05-06 posting.