Which preposition to use with dashboard

of Occurrences 4%

I had climbed up to pa and put my arms around his neck, and kissed him, and a girl kissed the female, when the gong sounded, and both four-horse teams made a jump, before I could get out of the chariot, so I got right in front of pa and peeked over the dashboard of the chariot, and, gee, but didn't we fairly whizz by the poles, and the audience looked like a panorama.

Which preposition to use with  dashboard