Ask most engineers to grade their own work at four or five out of 10 and you'd brace for bad news. Pierre Wache, Red Bull Racing's technical director, offered that score for the team's first homemade Formula 1 power unit, and it feels like a threat to the rest of the grid. Put simply, Red Bull thinks its in-house engine is somewhere between 40 and 50% of the way to where it can be, and it …Keep reading
