Here are the different types of flavors and special editions of Kit Kats starting from their inception in 1973 until 2002. These were a more basic group of Kit Kat, but it was this smaller foundation that allowed for the huge boom in interest and in production.
Kit Flavor Flavors 2003 –>
 |  |  |  |
| 1973-1977 Kit Kat (Four-Finger) | 1978-1987 Kit Kat (Five-Pack) | 1978-1987 Kit Kat (Two-Finger) | 1978-1987 Kit Kat Mini |
 |  |  |  |
| 1988-1993 Kit Kat Four Two-Fingers | 1988-1993 Kit Kat Four-Finger | 1994-1995 Kit Kat Four Two-Fingers | 1994-1995 Kit Kat Four-Finger |
 |  |  |  |
| 1994-1995 Kit Kat Mini | 1994-1995 Kit Kat Stick | 1994-1995 Kit Kat Two-Finger | 1996-1997 Kit Kat Stick Almond |
 |  |  |  |
| 1996-1997 Kit Kat Stick Half Bitter | 1998-2000 Kit Kat Four-Finger | 1998-2000 Kit Kat Mini | 1998-2000 Kit Kat Petit |
 |  |  |  |
| 1998-2000 Kit Kat Stick Almond | 1998-2000 Kit Kat Stick Half Bitter | 1998-2000 Kit Kat Stick | 1998-2000 Kit Kat Strawberry |
 |  |  |  |
| 1998-2000 Kit Kat Two-Finger | 2001 Kit Kat Big Cut | 2001 Kit Kat Orange | 2002 Kit Kat Banana |
 |  | ||
| 2002 Kit Kat Big CutJumboPack | 2002 Kit Kat Mini Banana |