Let's see if you bastards can do 90.

4 seconds sound clip from the Back to the Future movie soundboard.

You can hear this line at 00:31:05 in the Blu-ray version of the movie.

Quote context

[...]

- No! You bastard!

- Go! Damn Soviet gun.

- Go!

- Come on! Move, damn it! Jesus!

- Holy shit! (2)

- Let's see if you bastards can do 90.

(TIRES SQUEALING)

(SCREAMING)

(DELOREAN CRASHING)

- What is it? What is it, Pa?

[...]