Honda's 2021 engine, the so-called RA621H, is viewed by many in the F1 paddock as the strongest PU in the current field, with Pierre Gasly’s qualifying form for AlphaTauri backing up the pace of Red Bull Racing. A major package of changes that was in the system had originally been postponed to 2022, but following the Japanese company’s decision to end its official involvement in the sport early it was decided to fast track the new project for this year after all. That represented a huge commitment, as the call was made quite late last season. “The original plan was to implement this new structure PU this year in 2021,” said head of power unit development Yasuaki Asaki. “But then for a variety of reasons, it was decided not to proceed with a brand new PU. However, the thinking on this really changed when Honda announced that we would be leaving the sport. “I went to President Hachigo, and said to him that we would really like to implement this new structure PU for our … [Read more...] about Honda reveals development secrets of 2021 F1 engine