delta88Oldsmobile’s Delta 88 this year featured a base, Custom, and more luxurious Royale model. Our feature car here is the Royale Coupe. The Royale came with the 455 cubicThe Delta 88 Royale is a front wheel drive saloon (sedan) car with a front mounted engine, sold by Oldsmobile. Its 6 cylinder, overhead valve naturally aspirated engine has 2 valves