The two in uniform look like California highway patrol.
A quick check on Google turned up this rather graining video clip from the 1989 Monterey Historics. The cars a parked in a different order but it's definitely the same display.
http://www.youtube.com/watch?v=Ce5ppvBcvL0
EDIT: Found a couple of other pictures
http://www.velocetoday.com/lynch-a-legend-moves-on/
https://picasaweb.google.com/lh/phot...xnmF1YUXr2KKUQ