322
Mechanical Engineering Set
Reference: #9665 · released in 2001
Themes: Educational and Dacta
The LEGO Mechanical Engineering Set, released in 2001 in the Educational and Dacta theme, holds 322 parts. It represents machine parts comprising wheels and rubber belts.
This set from LEGO includes a total of 322 parts distributed across 84 distinct unique parts.
Set parts (84)
![Battery Box, 9V 4 x 14 x 4 with Dark Gray Base [Complete Assembly]](https://static.toytrust.app/brands/img/lego/elements/2847c01/7.png)
![Technic Gear 24 Tooth [New Style with Single Axle Hole]](https://static.toytrust.app/brands/img/lego/elements/3648b/7.jpg)
![Technic Gear 24 Tooth Crown with Reinforcements [New Style]](https://static.toytrust.app/brands/img/lego/elements/3650c/7.jpg)
![Technic Brick 1 x 2 [1 Pin Hole]](https://static.toytrust.app/brands/img/lego/elements/3700/1.jpg)
![Technic Brick 1 x 4 [3 Pin Holes]](https://static.toytrust.app/brands/img/lego/elements/3701/1.jpg)
![Technic Brick 1 x 8 [7 Pin Holes]](https://static.toytrust.app/brands/img/lego/elements/3702/1.jpg)
![Technic Brick 1 x 16 [15 Pin Holes]](https://static.toytrust.app/brands/img/lego/elements/3703/1.jpg)
![Technic Plate 2 x 4 [3 Holes]](https://static.toytrust.app/brands/img/lego/elements/3709/7.jpg)
![Technic Plate 2 x 8 [7 Holes]](https://static.toytrust.app/brands/img/lego/elements/3738/7.jpg)
![Technic Brick 1 x 6 [5 Pin Holes]](https://static.toytrust.app/brands/img/lego/elements/3894/1.jpg)
![Technic Brick 1 x 12 [11 Pin Holes]](https://static.toytrust.app/brands/img/lego/elements/3895/1.jpg)
![Technic Gear 16 Tooth with Round Holes [Old Style]](https://static.toytrust.app/brands/img/lego/elements/4019/7.png)
![Technic Wedge Belt Wheel [aka Pulley]](https://static.toytrust.app/brands/img/lego/elements/4185/7.jpg)
![Technic Axle Connector Ridged [with x Hole x Orientation]](https://static.toytrust.app/brands/img/lego/elements/6538b/7.jpg)
![Pole Reverser / Polarity Switch with Center Part [Complete Assembly]](https://static.toytrust.app/brands/img/lego/elements/6551c01/7.png)
![Technic Gear 20 Tooth Double Bevel with Axle Hole Type 2 [X Opening]](https://static.toytrust.app/brands/img/lego/elements/32269/2.jpg)
![Motor, 9V Mini [Old Style]](https://static.toytrust.app/brands/img/lego/elements/71427c01/7.png)
![Technic Rubber Belt Medium [24mm ID] [Round Cross Section]](https://static.toytrust.app/brands/img/lego/elements/85544/4.jpg)
![Technic Rubber Belt Medium [26mm ID] [Round Cross Section]](https://static.toytrust.app/brands/img/lego/elements/85545/1.jpg)
![Technic Rubber Belt Large [33mm ID] [Round Cross Section]](https://static.toytrust.app/brands/img/lego/elements/85546/14.jpg)
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