Foyt in the 2007 Indianapolis 500 , carrying the No. 50 on his car in recognition of A.J. 's 50 years at the storied race .
On 2 May 2007 , it was announced that Unser would drive a car for racing legend A.J.
Foyt in the 2007 Indianapolis 500 , carrying the No. 50 on Unser 's car in recognition of A.J. 's 50 years at the storied race .
On 2 May 2007 , it was announced that Unser would drive a car for racing legend A.J.