Will the motor and transmission from a 1990 Oldsmobile delta 88 fit in a 1992 Oldsmobile delta 88?

Yes, the motor and transmission from a 1990 Oldsmobile Delta 88 should fit in a 1992 Delta 88, as both vehicles share similar platforms and components. However, it's important to verify compatibility regarding any specific engine options or additional features that may differ between the two model years. Also, ensure that any necessary mounts, wiring, and accessories are accounted for during the swap.