Here's just a little bit of a teaser.

http://www.milleroffy.com/novi.wav

Bobby Unser qualifying the Novi in '63.

Thanks to NoviVespa of TrackForum

For more latch onto a copy of Fleetwoods Indianapolis 500 CD (FLP4007S). They have a web-site where you can get all the Novi and Offy sounds for $12.95 or so.