Monaco May 14, 1988 – Saturday afternoon, 2nd qualifying session
After 25 minutes in to qualifying session he was at 1:25.6. Three minutes later the score-board flashed a 1:24.4, and while all others struggled,he has driven his next lap with time: 1:23.998. What a Lap ?! The greatest lap ever driven. It was one of those special days when you watched true greatness…
Source: McLaren.com