[troy McClure]

Offy powered Indy Roadsters, now that was racing.

http://indyroadsters.webs.com/apps/photos/

[ROCKLOBSTER]

Offy powered Indy Roadsters, now that was racing.

That kind of racing is still around, those cars were just big-league sprint cars. It can be found as the USAC Silver Crown Series.

Of course now they use big front mounted American V-8s.