Prices shown are the prices you can expect to pay for a 1974 Oldsmobile Delta 88 Royale 4 Door Hardtop Sedan across different levels of condition. Edit options.

As the base model, the Delta 88 was obviously the most affordable configuration in the entire lineup, though few people ended up ordering the car with the monster 455 (7.5-liter) Rocket V8 engine.

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