Divebombers Racing: The Last Two Laps

Divebombers Racing MR2 - 2023 Lucky Dog 1000 Miles of Thunderhill.
10 minutes from the finish of the 14-hour enduro, I drove the fastest lap of our race (3:20) on 14-hour old tires, in traffic, and without using 2nd gear (it was failing). Then, something happens..