The Indianapolis Motor Speedway Radio Network
(known typically as the IMS Radio Network
), is an in-house radio syndication
arrangement which broadcasts the Indianapolis 500
, and the Brickyard 400
to radio stations covering most of North America
The network claims to be one of the largest in the world, with over 400 affiliates
, as well as AFN
, the LeSEA
broadcasting network, and World Harvest Radio
IndyCar races are carried on XM
channel 145 and on Sirius
through the "Best of XM" package. The Brickyard 400 broadcast is carried on Sirius NASCAR Radio
, and simulcast on XM channel 128 through the "Best of Sirius" package.
The longtime flagship of the network is station 1070-WFNI
(formerly WIBC) in Indianapolis.
From 1939–1951, Mutual
covered the Indianapolis 500 with live segments at the start, the finish, and live updates throughout the race. After losing its sponsor, Perfect Circle Piston Rings, Mutual did not return. In 1952, the Speedway took radio broadcasting rights in-house, utilizing talent mostly from WIBC. Starting in 1953, the talent pool was extended to all stations in the area, and expanded to featured the first live flag-to-flag coverage.
Through 1985, the IMS Radio Network was the exclusive provider of live coverage of the Indianapolis 500. With the exception of MCA's closed-circuit television broadcasts from 1964–1970, there was no live television of the race until 1986.
In 1994, the network began broadcasting the Brickyard......