delta88Farewell Oldsmobile Delta 88. The Oldsmobile Delta 88 was one of a kind. Dependable, and full of Luxury. Why did the Oldsmobile Delta 88 have to go away.This 1979 Oldsmobile Delta 88 Royale Sedan is finished in green over a matching velour interior and is powered by a 350ci V8 paired with a three-speed automatic transmission.