Welcome!

Here you will find a curated archive of self made building instructions for classic LEGO sets that never had an official manual.

Unearthed from rare LEGO promotional materials and catalogs, these forgotten gems are brought back to life with custom step-by-step guides—built by fans, for fans.

New models every week! 126 instructions so far !

LASTESTS POSTS !

400-4 Basic Tow TruckJanuary 11, 2026
Let’s rebuild this basic vintage tow truck visible on this leaflet circled in black. This is extracted from set 400-4 introducing small wheels with axles to the Lego inventory. It has 4 wheels with old light gray tires. Hopefully I get dozens of them so I will be able to build it. Let’s see what…
400-4 Red vintage carJanuary 11, 2026
Today we build this little red car with a long nose circled in black on this picture. This is extracted from set 400-4 leaflet. This set introduced the small wheels with axles to the Lego inventory. It is fairly easy to build and doesn’t require much bricks. I have asked AI to render a realistic…
400-4 Vintage basic racing carJanuary 11, 2026
This vintage basic racing car is designed on this leaflet extracted from set 400-4 introducing small wheels with axles to Lego inventory. It is fairly easy to build except for the trans-clear macaroni brick on the top that is supposed to represent the windscreen of the car. I don’t think this is realistic to set…
Set 400-4 : Vintage simple carJanuary 11, 2026
Let’s build this very basic small white car with no doors visible on this Set 400-4 leaflet, introducing small wheels with axles to the Lego inventory. It is fairly easy to build and only take few minutes. I am not sure if this is inspired from a Jeep or something else. Anyways, here’s my proposal….