Skip to content
Back of the Box Builds

Back of the Box Builds

LEGO Set Alternate Builds!

  • THEMES
    • Adventurers
    • Aquazone
    • Belville
    • Building Set with People
    • Castle
    • Duplo
    • Harry Potter
    • Holiday and Event
    • Model Team
    • Ninja
    • Pirates
    • Rock Raiders
    • Space
    • Star Wars
    • Studios
    • Technic
    • Time Cruisers
    • Town
    • Train
    • Western
    • Misc
  • USEFUL LINKS
    • Contribute!
    • New Instructions
    • New Official Sets
    • New Alternate Builds
    • Minifigs
    • Very Small Builds
    • Small Builds
    • Medium Builds
    • Large Builds
    • Extra Large Builds
    • About
  • THIS IS AN INDEPENDENT SITE NOT AUTHORIZED OR SPONSORED BY THE LEGO GROUP
Alternate Builds Classic Town Instructions Added Police Small Alt Build Small Builds Town Town Alternate Builds 

6664 – Back A

March 29, 2022April 5, 2022 Master Builder 1423 Views

From: 6664: Chopper Cops
Name: Reinforcements Needed! 1
Instructions: View PDF | Download .io File

Contributions

  1. Name, PDF, and .io file submitted on March 29, 2022 by: Valdis
  • ← 6987 – Back B
  • 6664 – Back B →

You May Also Like

6515: Stunt Copter

February 2, 2022February 2, 2022 Master Builder

6932 – Back B

September 24, 2019January 10, 2022 Master Builder

4500 – Back A

April 9, 2020April 9, 2020 Master Builder

6085 – Back B

July 13, 2021October 28, 2021 Master Builder

6088 – Back B

January 24, 2022January 24, 2022 Master Builder

6765 – Back C

November 10, 2019November 10, 2019 Master Builder

EXPLORE MORE OFFICIAL SETS

6919: Planetary Prowler
Insectoids Insectoids Sets Large Builds Official Sets 

6919: Planetary Prowler

November 9, 2019November 9, 2019 Master Builder

Year Released: 1998Bricklink

6940: Alien Moon Stalker
Classic Space Classic Space Sets Large Builds Official Sets 

6940: Alien Moon Stalker

September 12, 2019September 28, 2019 Master Builder
6358: Snorkel Squad
Classic Town Fire Medium Builds Official Sets Town Town Sets 

6358: Snorkel Squad

April 15, 2021April 15, 2021 Master Builder
6954: Renegade
Blacktron Blacktron Sets Large Builds Official Sets Space 

6954: Renegade

September 7, 2020November 27, 2020 Master Builder
6175: Crystal Explorer Sub
Aquanauts Aquazone Aquazone Sets Medium Builds Official Sets 

6175: Crystal Explorer Sub

January 20, 2022January 20, 2022 Master Builder
6826: Crater Crawler
Classic Space Classic Space Sets Official Sets Very Small Builds 

6826: Crater Crawler

September 26, 2019October 22, 2019 Master Builder
6856: Planetary Decoder
Exploriens Exploriens Sets Official Sets Small Builds Space 

6856: Planetary Decoder

April 16, 2021April 16, 2021 Master Builder
1954 (1714): Surveillance Scooter
Official Sets Space Spyrius Spyrius Sets Very Small Builds 

1954 (1714): Surveillance Scooter

January 26, 2022January 26, 2022 Master Builder
6950: Mobile Rocket Transport
Classic Space Classic Space Sets Medium Builds Official Sets Space 

6950: Mobile Rocket Transport

January 12, 2021January 12, 2021 Master Builder
6078: Royal Drawbridge
Castle Castle Sets Large Builds Official Sets Royal Knights 

6078: Royal Drawbridge

January 12, 2022January 12, 2022 Master Builder
6061: Siege Tower
Castle Castle Sets Lion Knights Medium Builds Official Sets 

6061: Siege Tower

January 6, 2022January 6, 2022 Master Builder
6473: Res-Q Hovercraft
Large Builds Official Sets Res-Q Town Town Sets 

6473: Res-Q Hovercraft

January 20, 2022January 20, 2022 Master Builder
6289: Red Beard Runner
Extra Large Builds Official Sets Pirates Pirates I Pirates Sets 

6289: Red Beard Runner

July 13, 2021July 13, 2021 Master Builder
6593: Blaze Battler
Classic Town Fire Medium Builds Official Sets Town Town Sets 

6593: Blaze Battler

November 19, 2020November 19, 2020 Master Builder
4705: Snape’s Class
Harry Potter Harry Potter Sets Medium Builds Official Sets Sorcerer's Stone 

4705: Snape’s Class

April 16, 2021April 16, 2021 Master Builder
6670: Rescue Rig
Classic Town Official Sets Small Builds Town Town Sets Wrecker 

6670: Rescue Rig

November 19, 2020November 19, 2020 Master Builder

MINIFIGS

About This Site

Logo
In the 1960s, 70s, 80s, 90s, and early 2000s there were pictures of additional builds on the back of LEGO® boxes. There was a note that said you could build any of those exciting models with that set. There were no instructions, until now.

Themes

  • Adventurers
  • Aquazone
  • Belville
  • Building Set with People
  • Castle
  • Duplo
  • Harry Potter
  • Holiday and Event
  • Model Team
  • Ninja
  • Pirates
  • Rock Raiders
  • Space
  • Star Wars
  • Studio
  • Technic
  • Time Cruisers
  • Town
  • Train
  • Western
  • Misc

Useful Links

  • Contribute!
  • New Instructions
  • New Official Sets
  • New Alternate Builds
  • Minifigs
  • Very Small Builds (<35 pcs)
  • Small Builds (<100 pcs)
  • Medium Builds (<200 pcs)
  • Large Builds (<400 pcs)
  • Extra Large Builds (>400 pcs)
  • About

In Honor of 1526

The classic space set that never was.

Copyright © 2022 Back of the Box Builds. All rights reserved. LEGO® is a trademark of the LEGO Group of companies which does not sponsor, authorize, or endorse this site.