delta88The 88 was known as the Delta 88 during this generation, and... Learn more. There are 61 Oldsmobile 88 for sale across all model years (1949 to 1999) and variants, 6 are 7th Gen and none are model year 1973 . There were 311984 oldsmobile delta 88 royale brougham sedan low miles 1 owner blast from the. Reno, Nevada, United States. 5.0 307 olds. Automatic. 108,000. 1984. Oldsmobile Delta 88 Royale