No Toyota's or Honda's
http://www.indy500.com/stats/pdf/qualrace.pdf
This makes me feel a little better.
Indy race records for average speed in the 500 miles
DRIVER EQUIPMENT YEAR AVERAGE
Arie Luyendyk 8 Cyl. Turbo Lola Chevrolet Indy 1990 185.981
Bobby Rahal 8 Cyl. Turbo March Cosworth 1986 170.722
Juan Montoya 8 Cyl. 3.5 Liter Oldsmobile 2001 167.607
Mark Donohue 4 Cyl. Turbo Drake Offy 1972 162.962
Al Unser Jr. 8 Cyl. Turbo Mercedes Benz 1994 160.872
Dan Gurney 8 Cyl. Stock Block 1969 155.337
Jacques Villeneuve 8 Cyl. Turbo Reynard Ford Cosworth XB 1995 153.616
Lap records
DRIVER EQUIPMENT YEAR ONE LAP FOUR LAP
Bruno Junqueira 8 Cyl. 3.5 Liter Chevrolet 2002 231.635 231.342
Roberto Guerrero 6 Cyl. Turbo Lola Buick V6 1992 232.618 232.482
Scott Brayton 6 Cyl. Turbo Lola Menard V6 1996 233.851 233.718
Arie Luyendyk 8 Cyl. Turbo Lola Ford Cosworth 1996 237.498 236.986
Davy Jones 8 Cyl. Turbo Mercedes Benz 1996 233.064 232.882
Emerson Fittipaldi 8 Cyl. Turbo Penske Chevy Indy a 1990 225.575 225.301
Rick Mears 8 Cyl. Turbo Penske Chevy Indy B 1992 224.736 224.594
Teo Fabi 8 Cyl. Turbo Porsche 1990 220.745 220.022