
LEGO® Power Pack
The Power Pack 8720 is a Technic supplemental set from 1991 with 56 pieces. It provides the material to give models some form of drive.
- Set number
- 8720
- Year
- 1991
- Pieces
- 56
- Minifigures
- 0
- Theme
- Supplemental
- Different parts
- 32
Parts list 32
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Plate 1 × 2 No longer produced · last seen 2004 × 4
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Technic Pin without Friction Ridges Lengthwise No longer produced · last seen 2005 × 4
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Technic Brick 1 × 2 [1 Pin Hole] No longer produced · last seen 2004 × 4![Technic Brick 1 × 2 [1 Pin Hole] Light Gray](/media/parts/3700/7/technic-brick-1-x-2-1-pin-hole-light-gray.jpg)
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Plate 1 × 4 No longer produced · last seen 2004 × 4
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Technic Bush 1/2 Toothed Type II [X Opening] No longer produced · last seen 2002 × 3![Technic Bush 1/2 Toothed Type II [X Opening] Light Gray](/media/parts/4265b/7/technic-bush-12-toothed-type-ii-x-opening-light-gray.jpg)
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Technic Gear 8 Tooth No longer produced · last seen 2006 × 2
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Technic Brick 1 × 4 [3 Pin Holes] No longer produced · last seen 2004 × 2![Technic Brick 1 × 4 [3 Pin Holes] Light Gray](/media/parts/3701/7/technic-brick-1-x-4-3-pin-holes-light-gray.jpg)
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Technic Axle 4 × 2
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Technic Axle 6 × 2
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Technic Plate 2 × 4 [3 Holes] No longer produced · last seen 2004 × 2![Technic Plate 2 × 4 [3 Holes] Light Gray](/media/parts/3709/7/technic-plate-2-x-4-3-holes-light-gray.jpg)
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Technic Bush No longer produced · last seen 2004 × 2
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Technic Brick 1 × 6 [5 Pin Holes] No longer produced · last seen 2003 × 2![Technic Brick 1 × 6 [5 Pin Holes] Light Gray](/media/parts/3894/7/technic-brick-1-x-6-5-pin-holes-light-gray.jpg)
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Technic Gear 14 Tooth Bevel No longer produced · last seen 2002 × 2
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Technic Wedge Belt Wheel [aka Pulley] No longer produced · last seen 2003 × 2![Technic Wedge Belt Wheel [aka Pulley] Light Gray](/media/parts/4185/7/technic-wedge-belt-wheel-aka-pulley-light-gray.jpg)
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Rubber Belt Small [15mm ID] [Round Cross Section] × 2![Rubber Belt Small [15mm ID] [Round Cross Section] White](/media/parts/85543/15/rubber-belt-small-15mm-id-round-cross-section-white.jpg)
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Motor, 9V 5 × 4 × 2 1/3, Dark Gray Bottom No longer produced · last seen 2002 × 1
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Battery Box, 9V 4 × 14 × 4 with Dark Gray Base [Complete Assembly] No longer produced · last seen 2003 × 1![Battery Box, 9V 4 × 14 × 4 with Dark Gray Base [Complete Assembly] Light Gray](/media/parts/2847c01/7/battery-box-9v-4-x-14-x-4-with-dark-gray-base-complete-assembly-light-gray.jpg)
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Technic Gear 24 Tooth [Old Style - Three Axle Holes] No longer produced · last seen 1998 × 1![Technic Gear 24 Tooth [Old Style - Three Axle Holes] Light Gray](/media/parts/3648a/7/technic-gear-24-tooth-old-style-three-axle-holes-light-gray.jpg)
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Technic Gear 24 Tooth Crown with Pointed Teeth No longer produced · last seen 1992 × 1
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Technic Axle 8 × 1
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Technic Axle 10 × 1
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Technic Plate 2 × 8 [7 Holes] No longer produced · last seen 2004 × 1![Technic Plate 2 × 8 [7 Holes] Light Gray](/media/parts/3738/7/technic-plate-2-x-8-7-holes-light-gray.jpg)
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Technic Axle Pin without Friction Ridges Lengthwise No longer produced · last seen 2006 × 1
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Technic Gear 16 Tooth with Round Holes [Old Style] No longer produced · last seen 2003 × 1![Technic Gear 16 Tooth with Round Holes [Old Style] Light Gray](/media/parts/4019/7/technic-gear-16-tooth-with-round-holes-old-style-light-gray.jpg)
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Technic Axle 3 No longer produced · last seen 2004 × 1
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Technic Worm Gear No longer produced · last seen 2016 × 1
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Plate 2 × 4 with Electric Contacts No longer produced · last seen 1996 × 1
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Plate 2 × 8 with Electric Contacts No longer produced · last seen 2002 × 1
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Wire with Brick 2 × 2 × 2/3 Pair, 162L No longer produced · last seen 2006 × 1
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Technic Rubber Belt Medium [24mm ID] [Round Cross Section] No longer produced · last seen 1995 × 1![Technic Rubber Belt Medium [24mm ID] [Round Cross Section] Light Gray](/media/parts/85544/7/technic-rubber-belt-medium-24mm-id-round-cross-section-light-gray.jpg)
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Technic Rubber Belt Medium [26mm ID] [Round Cross Section] No longer produced · last seen 2020 × 1![Technic Rubber Belt Medium [26mm ID] [Round Cross Section] Blue](/media/parts/85545/1/technic-rubber-belt-medium-26mm-id-round-cross-section-blue.jpg)
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Technic Rubber Belt Large [33mm ID] [Round Cross Section] × 1![Technic Rubber Belt Large [33mm ID] [Round Cross Section] Yellow](/media/parts/85546/14/technic-rubber-belt-large-33mm-id-round-cross-section-yellow.jpg)
No part matches this colour selection.
Import on BrickLink: Wanted → Upload, upload the file (or paste its content), pick a Wanted List and add the parts.
Spare parts (3)
These extra parts come with the set in case one gets lost.
Description
An accessory, not a model
This set is not a model with an eye-catching instruction booklet but belongs to the supplemental category. It is aimed at builders who already own Technic and want to extend their creations. Fifty-six pieces in 31 varieties make up an assortment designed around function: it is about movement, not looks. Anyone who wants to power a vehicle or a machine will find here the elements that make the difference between a model that stands still and one that moves. The pack is therefore more of a toolbox than a showpiece.
Grey mechanics
Light grey and black dominate, with white and red as additions. That is the typical palette of Technic mechanics at the time, where colours mostly mark function. Because the set has no minifigures and no themed styling, it suits almost any Technic project of the period. At the same time the parts look unremarkable and can easily disappear into a general collection unless they are sorted on purpose.
Collecting and checking
Supplemental sets like this one are often sought by people who want to complete a particular model from the early nineties. If you buy a second-hand copy, the parts list on this page helps with checking: if the parts and quantities match, the pack is usable. With Technic mechanics in particular it pays to look closely, since wear on moving parts often only shows up once the model is running. Gears, axles and connectors deserve particular attention.
Reusing the parts
Technic parts have stayed compatible for decades, which means you can mix elements from this pack with newer sets and build them into your own designs. The What can I build? tool tells you which models become possible with your collection once these 56 pieces are added. A modest accessory pack can therefore turn into the foundation of a project of your own. If you are unsure whether the pack belongs to a particular model, you can compare parts and quantities directly.
FAQ
- What is the Power Pack?
- It is a Technic supplemental set of 56 pieces, meant to add functions to models you already own.
- Does it include minifigures?
- No, there are no minifigures, only Technic parts in light grey, black, white and red.
- Do the parts fit newer Technic sets?
- Technic elements have largely stayed compatible, so many parts can be combined with newer sets.
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