Duster With Awesome Wheelie

Duster made an awesome wheelie tonight, about 80 ft.
read the 60 ft. at the rear tire,
Nick said it felt like a good launch , why is the 60 ft. slower ?
The video shows why 60 ft. is off lol
6.30 1/8 mile
60 ft. was 1.36 {rear tire}
m.p.h. was 107.47


http://www.youtube.com/watch?v=ssRAHemsB6U