The first kit is the #98 Willard Battery Special Watson-Offy roadster driven to victory in the 1963 Indy 500 by Parnelli Jones.
The second kit is the 1963 Lotus 29-Ford that can be built either as the #92 green and yellow car of Jimmy Clark (2nd place) or the #93 white and blue car of Dan Gurney (7th place).
The last kit is the #3 McLaren M16C-Offy driven to victory in the 1974 Indy 500 by Johnny Rutherford.
This is discontinued MPC/Ertl kit #6246 with a copyright date of 1988.