> <i>“We didn’t tell the shop-floor workers what to do,” McGrath says. “We put them in McLaren overalls and let them play with the system. They saw for themselves what had to change.” The Maidenhead team developed a seven-step process that began before the changeover, mirroring McLaren’s cycle of simulation, pre-planning, debriefing and continuous improvement. Changeover times fell by 60 percent, dropping from an average of 39 minutes to 15, equating to an extra 20 million tubes by the end of the year. “We used to see changeovers as down time,” Glover says. “McLaren sees pit stops as an opportunity to win the race.”</i><p>It seems like it boils down to this. Which means it's a management issue, in a way.