8074-1
Universal Building Set with Flex System
- Set number
- 8074-1
- Year
- 1991
- Parts
- 317
- Minifigures
- 0
Building instructions
The building instructions are on the official LEGO website. We do not host any instructions ourselves; the link below takes you to the official page.
View building instructions on LEGO.com (opens an external website)This set on Rebrickable (opens an external website)
Parts list – 8074-1 Universal Building Set with Flex System
74 lines, 318 pieces
| Image | Part | Name | Colour | Quantity | Note |
|---|---|---|---|---|---|
 | 3941 | Brick Round 2 x 2 with Axle HoleBricks Round and Cones | Trans-Yellow | 1× | |
 | 3024 | Plate 1 x 1Plates | Yellow | 2× | |
 | 3023 | Plate 1 x 2Plates | Black | 11× | |
 | 3023 | Plate 1 x 2Plates | Yellow | 3× | |
 | 3710 | Plate 1 x 4Plates | Black | 8× | |
 | 3710 | Plate 1 x 4Plates | Yellow | 8× | |
 | 3666 | Plate 1 x 6Plates | Black | 2× | |
 | 3666 | Plate 1 x 6Plates | Yellow | 2× | |
 | 3460 | Plate 1 x 8Plates | Black | 2× | |
 | 3022 | Plate 2 x 2Plates | Black | 4× | |
 | 2420 | Plate 2 x 2 CornerPlates | Black | 2× | |
 | 3795 | Plate 2 x 6Plates | Yellow | 2× | |
 | 4032a | Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)Plates Round Curved and Dishes | Light Gray | 1× | |
![Part 3709 Technic Plate 2 x 4 [3 Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/370926.jpg) | 3709 | Technic Plate 2 x 4 [3 Holes]Plates Special | Black | 3× | |
![Part 3709 Technic Plate 2 x 4 [3 Holes] in Yellow](https://cdn.rebrickable.com/media/parts/elements/370924.jpg) | 3709 | Technic Plate 2 x 4 [3 Holes]Plates Special | Yellow | 2× | |
![Part 3738 Technic Plate 2 x 8 [7 Holes] in Yellow](https://cdn.rebrickable.com/media/parts/elements/373824.jpg) | 3738 | Technic Plate 2 x 8 [7 Holes]Plates Special | Yellow | 4× | |
 | 71509 | Rubber Band Small 13mm (Square Cross Section)String, Bands and Reels | Black | 2× | |
 | 14728c100 | String Cord Medium Thickness 100cmString, Bands and Reels | Black | 1× | |
 | 70496 | Hook, Technic - LargeSupports, Girders and Cranes | Black | 1× | |
 | 3737 | Technic Axle 10Technic Axles | Black | 4× | |
 | 3708 | Technic Axle 12Technic Axles | Black | 3× | |
 | 3704 | Technic Axle 2Technic Axles | Black | 2× | |
 | 4519 | Technic Axle 3Technic Axles | Black | 4× | |
 | 3705 | Technic Axle 4Technic Axles | Black | 6× | |
 | 3706 | Technic Axle 6Technic Axles | Black | 4× | |
 | 3707 | Technic Axle 8Technic Axles | Black | 6× | |
 | 2825 | Technic Beam 1 x 4 Thin with Stud ConnectorTechnic Beams | Light Gray | 15× | |
![Part 2730 Technic Brick 1 x 10 [9 Pin Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/273026.jpg) | 2730 | Technic Brick 1 x 10 [9 Pin Holes]Technic Bricks | Black | 2× | |
![Part 3895 Technic Brick 1 x 12 [11 Pin Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/389526.jpg) | 3895 | Technic Brick 1 x 12 [11 Pin Holes]Technic Bricks | Black | 2× | |
![Part 3895 Technic Brick 1 x 12 [11 Pin Holes] in Yellow](https://cdn.rebrickable.com/media/parts/elements/389524.jpg) | 3895 | Technic Brick 1 x 12 [11 Pin Holes]Technic Bricks | Yellow | 2× | |
![Part 3703 Technic Brick 1 x 16 [15 Pin Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/370326.jpg) | 3703 | Technic Brick 1 x 16 [15 Pin Holes]Technic Bricks | Black | 2× | |
![Part 3703 Technic Brick 1 x 16 [15 Pin Holes] in Yellow](https://cdn.rebrickable.com/media/parts/elements/370324.jpg) | 3703 | Technic Brick 1 x 16 [15 Pin Holes]Technic Bricks | Yellow | 4× | |
![Part 3700 Technic Brick 1 x 2 [1 Pin Hole] in Black](https://cdn.rebrickable.com/media/parts/elements/370026.jpg) | 3700 | Technic Brick 1 x 2 [1 Pin Hole]Technic Bricks | Black | 8× | |
![Part 3700 Technic Brick 1 x 2 [1 Pin Hole] in Yellow](https://cdn.rebrickable.com/media/parts/elements/370024.jpg) | 3700 | Technic Brick 1 x 2 [1 Pin Hole]Technic Bricks | Yellow | 4× | |
![Part 3701 Technic Brick 1 x 4 [3 Pin Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/370126.jpg) | 3701 | Technic Brick 1 x 4 [3 Pin Holes]Technic Bricks | Black | 8× | |
![Part 3701 Technic Brick 1 x 4 [3 Pin Holes] in Yellow](https://cdn.rebrickable.com/media/parts/elements/370124.jpg) | 3701 | Technic Brick 1 x 4 [3 Pin Holes]Technic Bricks | Yellow | 2× | |
![Part 3894 Technic Brick 1 x 6 [5 Pin Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/389426.jpg) | 3894 | Technic Brick 1 x 6 [5 Pin Holes]Technic Bricks | Black | 4× | |
![Part 3894 Technic Brick 1 x 6 [5 Pin Holes] in Yellow](https://cdn.rebrickable.com/media/parts/elements/389424.jpg) | 3894 | Technic Brick 1 x 6 [5 Pin Holes]Technic Bricks | Yellow | 2× | |
![Part 3702 Technic Brick 1 x 8 [7 Pin Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/370226.jpg) | 3702 | Technic Brick 1 x 8 [7 Pin Holes]Technic Bricks | Black | 2× | |
![Part 3702 Technic Brick 1 x 8 [7 Pin Holes] in Yellow](https://cdn.rebrickable.com/media/parts/elements/370224.jpg) | 3702 | Technic Brick 1 x 8 [7 Pin Holes]Technic Bricks | Yellow | 4× | |
 | 3713 | Technic BushTechnic Bushes | Light Gray | 12× | |
![Part 4265a Technic Bush 1/2 Toothed Type I [+ Opening] in Light Gray](https://cdn.rebrickable.com/media/parts/ldraw/7/4265a.png) | 4265a | Technic Bush 1/2 Toothed Type I [+ Opening]Technic Bushes | Light Gray | 25× | |
 | 3651 | Technic Axle and Pin ConnectorTechnic Connectors | Light Gray | 4× | |
 | 4143 | Technic Gear 14 Tooth BevelTechnic Gears | Light Gray | 3× | |
![Part 4019 Technic Gear 16 Tooth with Round Holes [Old Style] in Light Gray](https://cdn.rebrickable.com/media/parts/ldraw/7/4019.png) | 4019 | Technic Gear 16 Tooth with Round Holes [Old Style]Technic Gears | Light Gray | 2× | |
![Part 3650c Technic Gear 24 Tooth Crown with Reinforcements [New Style] in Light Gray](https://cdn.rebrickable.com/media/parts/elements/365002.jpg) | 3650c | Technic Gear 24 Tooth Crown with Reinforcements [New Style]Technic Gears | Light Gray | 2× | |
![Part 3648a Technic Gear 24 Tooth [Old Style - Three Axle Holes] in Light Gray](https://cdn.rebrickable.com/media/parts/ldraw/7/3648a.png) | 3648a | Technic Gear 24 Tooth [Old Style - Three Axle Holes]Technic Gears | Light Gray | 2× | |
 | 3647 | Technic Gear 8 ToothTechnic Gears | Light Gray | 3× | |
 | 3743 | Technic Gear Rack 1 x 4Technic Gears | Light Gray | 1× | |
![Part 2856c01 Technic Turntable Large Type 1, 56 Tooth [Complete Assembly] in Light Gray](https://cdn.rebrickable.com/media/parts/photos/7/2856c01-7-46dcade6-17da-44a9-8db5-9239ae6304e3.jpg) | 2856c01 | Technic Turntable Large Type 1, 56 Tooth [Complete Assembly]Technic Gears | Light Gray | 1× | |
 | 4716 | Technic Worm GearTechnic Gears | Black | 2× | |
 | 3749 | Technic Axle Pin without Friction Ridges LengthwiseTechnic Pins | Light Gray | 12× | |
 | 4274 | Technic Pin 1/2 without Friction RidgesTechnic Pins | Light Gray | 12× | |
 | 2780 | Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins | Black | 18× | |
 | 3673 | Technic Pin without Friction Ridges LengthwiseTechnic Pins | Light Gray | 7× | |
 | flex08c11 | Technic Flex Cable 11LTechnic Special | Light Gray | 4× | |
 | flex08c13 | Technic Flex Cable 13LTechnic Special | Light Gray | 1× | |
 | flex08c19 | Technic Flex Cable 19LTechnic Special | Light Gray | 2× | |
 | flex08c07 | Technic Flex Cable 7LTechnic Special | Light Gray | 2× | |
 | flex08c09 | Technic Flex Cable 9LTechnic Special | Light Gray | 1× | |
![Part 2900 Technic Flex Cable End with Pin Connection [Old Style - No Clamp] in Dark Gray](https://cdn.rebrickable.com/media/parts/ldraw/8/2900.png) | 2900 | Technic Flex Cable End with Pin Connection [Old Style - No Clamp]Technic Special | Dark Gray | 20× | |
 | 4263 | Technic Plate 1 x 4 with Toothed EndsTechnic Special | Light Gray | 2× | |
 | 2711 | Technic Plate 1 x 5 with Toothed Ends, 2 Studs and Center Axle HoleTechnic Special | Yellow | 4× | |
 | 4442 | Technic Plate 1 x 8 with Toothed EndsTechnic Special | Light Gray | 3× | |
 | 4261 | Technic Steering ArmTechnic Steering, Suspension and Engine | Light Gray | 2× | |
 | 3069b | Tile 1 x 2 with GrooveTiles | Light Gray | 2× | |
 | 4150 | Tile Round 2 x 2 with Bottom CrossTiles Round and Curved | Light Gray | 1× | |
 | 75c14 | Hose Rigid 3mm D. 14L / 11.2cmTubes and Hoses | Dark Gray | 2× | |
 | 75c05 | Hose Rigid 3mm D. 5L / 4.0cmTubes and Hoses | Dark Gray | 1× | |
 | 75c06 | Hose Rigid 3mm D. 6L / 4.8cmTubes and Hoses | Dark Gray | 1× | |
![Part 4185 Technic Wedge Belt Wheel [aka Pulley] in Light Gray](https://cdn.rebrickable.com/media/parts/elements/4100502.jpg) | 4185 | Technic Wedge Belt Wheel [aka Pulley]Wheels and Tyres | Light Gray | 4× | |
 | 2857 | Tyre 30 x 20 Solid BalloonWheels and Tyres | Black | 4× | |
 | 4266 | Wheel 20 x 30 TechnicWheels and Tyres | White | 4× | |
| 71509 | Rubber Band Small 13mm (Square Cross Section)String, Bands and Reels | Black | 1× | Spare |