Some interesting info from the changelog, appears it's pointless basing parts on a previous seasons as it will be based on research. Makes sense i guess otherwise a team at the top would just constantly churn out copied parts season after season.
17 July 2015 15:52 Development, CHANGED: Research now plays a big influence in the part calculation.
17 July 2015 15:52 Development, NEW: Research in development: new projects are now mainly based on research.
17 July 2015 15:53 Development, CHANGED: Whether a part how good the part is is now influenced by research instead of the designer. Also a much bigger influence of research (in what used to be the designer).
17 July 2015 15:53 Development, CHANGED: Design approaches have a bigger influence on the eventual outcome of the part.