USAC Championship Trail broadcasters
Pre-1970
1962
9/23 Trenton 100 ABC Jim McKay, Chris Economaki (shown 10/13)
1964
10/25 Golden State 100 (Sacramento) ABC (shown 11/21)
1965
5/31 Indianapolis 500 ABC Charlie Brockman (shown 6/5)
1966
5/30 Indianapolis 500 ABC Chris Schenkel (shown 6/?)
1967
5/30-5/31 Indianapolis 500 ABC Jim McKay, Rodger Ward (shown 6/10)
11/26 Rex Mays 300 (Riverside) ABC Chris Economaki, Rodger Ward
1968
5/30 Indianapolis 500 ABC Jim McKay, Rodger Ward (shown 6/15)
8/17 Tony Bettenhausen 100 (Springfield) ABC Jim McKay, Chris Economaki, Rodger Ward
-The race in Springfield was the first one shown live
1969
5/30 Indianapolis 500 ABC Jim McKay, Rodger Ward, Chris Economaki (shown 6/7)
7/19 Trenton 200 ABC
9/6 Hoosier Hundred (Indiana State Fairgrounds) ABC
1970
3/28 Jimmy Bryan 150 (Phoenix) ABC Jim McKay, Chris Economaki
5/30 Indianapolis 500 ABC Jim McKay, Chirs Economaki (shown 6/6)
8/22 Tony Bettenhausen 100 (Springfield) ABC Jim McKay, Chris Economaki
9/12 Hoosier Hundred (Indiana State Fairgrounds) ABC Jim McKay
11/21 Bobby Ball Memorial 150 (Phoenix) ABC
1971
4/25 Trenton 200 ABC
5/29 Indianapolis 500 ABC Jim McKay, Jackie Stewart Chris Economaki, Bill Flemming, Keith Jackson, David Letterman Host: Chris Schenkel
10/21 Bobby Ball Memorial 150 (Phoenix) ABC
1972
4/23 Trenton 200 ABC
5/27 Indianapolis 500 ABC Jim McKay, Jackie Stewart Chris Economaki Host: Chris Schenkel
1973
5/30 Indianapolis 500 ABC Jim McKay, Jackie Stewart Chris Economaki, Dave Diles Host: Chris Schenkel
-The opening round at Phoenix was cancelled, most likely due to washed out roads
1974
3/10 Ontario 500 ABC
5/26 Indianapolis 500 ABC Jim McKay, Sam Posey Chris Economaki, Bill Flemming Host: Chris Schenkel
11/2 Phoenix 150 ABC Bill Flemming, Chris Economaki
-The Phoenix round was a combination race with the Formula 5000 series
1975
3/16 Jimmy Bryan 150 (Phoenix) ABC Jim McKay, Chris Economaki, Roger Penske
5/25 Indianapolis 500 ABC Keith Jackson, Jackie Stewart Sam Posey
1976
5/2 Trenton 200 ABC
5/30 Indianapolis 500 ABC Jim McKay, Jackie Stewart Chris Economaki
6/27 Schaefer 500 (Pocono) CBS (shown 7/3)
8/15 Trenton 200 CBS Ken Squier, David Hobbs
10/31 Benihana World Series of Auto Racing (Texas World) CBS (shown 11/6)
11/7 Bobby Ball 150 (Phoenix) ABC Bill Fleming, Chris Economaki
1977
3/27 Jimmy Bryan 150 (Phoenix) ABC Keith Jackson, Chris Economaki, Jackie Stewart
4/2 Texas Grand Prix (Texas World) CBS
5/29 Indianapolis 500 ABC Jim McKay, Jackie Stewart Chris Economaki, Bill Flemming Host: Chris Schenkel
6/12 Rex Mays Classic (Milwaukee) CBS
6/26 Schaefer 500 (Pocono) CBS
9/17 Michigan Grand Prix ABC Jim McKay, Jackie Stewart
1978
3/18 Jimmy Bryan 150 (Phoenix) ABC
3/26 Datsun Twin 200 (Ontario) ABC Jim McKay, Chris Economaki, Sam Posey
4/15 Lone Star 200 (Texas World) CBS
4/23 Gabriel 200 (Trenton) ABC Jim McKay, Jackie Stewart
5/28 Indianapolis 500 ABC Jim McKay, Jackie Stewart Chris Economaki, Bill Flemming
6/18 Rex Mays Classic (Milwaukee) CBS Ken Squier, Dan Gurney
7/16 Norton Twin 200 (Michigan) NBC
8/6 Texas Grand Prix (Texas World) CBS Ken Squier, Dan Gurney
8/20 Tony Bettenhausen 200 (Milwaukee) CBS Ken Squier, David Hobbs Brock Yates
9/16 Gould Grand Prix (Michigan) ABC
9/23 Machinist Union 150 (Trenton) CBS Ken Squier, David Hobbs Brock Yates
10/7 Daily Mail Indy Trophy (Brands Hatch) CBS Ken Squier, Dan Gurney Barry Gill
10/28 Miller High Life Bobby Ball Memorial 150 (Phoenix) CBS
1979
3/11 Arizona Republic Jimmy Bryan 150 (Phoenix CART) NBC
4/22 Gould Twin Dixie 125's (Atlanta CART) ABC Al Micheals, Jackie Stewart Chris Economaki
5/28 Indianapolis 500 (CART/USAC) ABC Jim McKay, Jackie Stewart Chris Economaki, Dave Diles Host: Chris Schenkel
6/10 Rex Mays Classic (Milwaukee USAC) ABC Keith Jackson, Chris Economaki, Sam Posey
7/15 Norton Twin 125's (Michigan CART) NBC Charlie Jones, Paul Page Gary Gerould
8/19 Ditzler 150 (Trenton CART) NBC Paul Page, Gary Gerould Jay Lawrence