This is the second of a planned four videos from an April 2022 tour of SpaceX Starbase with Elon Musk and Everyday Astronaut Tim Dodd. This episode concentrates on the design and development of the Merlin engine used on the Falcon 1 and Falcon 9. Elon and Tim examine a Merlin 1C variant, discuss the design and manufacturing decisions made in building it, and how it evolved into the Merlin 1D version now in use.
The next, and final, episode will examine the Raptor engine family in detail.