The description below is taken from the Airfix catalogue this kit was first seen in. There is also extra information underneath the main catalogues description including the changes to the name of this kit in the catalogues.
Airfix Catalogue description:A super new easy-to-assemble Snap 'n' Glue construction kit of the futuristic Countach, designed and produced by Italian car maker Lamborghini. Exciting race decals, and the latest in aerodynamic styling for greater performance make this kit a 'must' for modelers and car enthusiasts, The completed model has a length of 170mm. - Taken from the 1981 edition catalogue
1992 edition catalogue, recorded as a new kit.
1992 edition catalogue, listed as Lamborghini Countach from Lamborghini Countach LP500S.
Airfix Series (first appearance): 5 Rarity of early version: Scarce First Issued: 1981
This kit appeared in these catalogues:
1981 Edition Ref: 06412-7 1992 Edition Ref: 05404 1993 Edition Ref: 05404 1994 Edition Ref: 05404
Just some of the kits listed...