Can a 72 Oldsmobile 455 and trans fit into a 52 88 Oldsmobile Holiday?

Yes, a 72 Oldsmobile 455 engine and transmission can fit into a 1952 Oldsmobile 88 Holiday, but it requires some modifications. The engine bay and transmission tunnel may need to be altered to accommodate the larger engine and its components. Additionally, you will need to consider the mounting points, cooling system, and exhaust routing to ensure proper installation and performance. Overall, it's a feasible project for someone experienced with custom car builds.