What type of engine is in 1970 cutlass?

The 1970 Oldsmobile Cutlass came with a variety of engines, depending on the model and options chosen. The most common were variations of the Buick-built V8, including:

* 350 cubic inch Rocket V8: This was a very popular choice.

* 455 cubic inch Rocket V8: A larger, more powerful option.

There were also less common engine options, and possibly some six-cylinder engines available in lower trim levels, but the 350 and 455 V8s were the dominant power plants. To know the *exact* engine in a specific 1970 Cutlass, you'd need to check the vehicle's documentation (like the original owner's manual or the VIN plate).