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“Expert Builder Power Pack” is LEGO® “Expert Builder” theme set number 8700. Released in 1982, it has 27 pieces. With Re:GO you can automatically work out what percentage of this set you can build from the LEGO parts you already own, along with the missing parts and an estimated cost. Use the links below to compare prices on Amazon, Rakuten, Yahoo! Shopping, Mercari and Yahoo! Auctions, and find the best deal on new, used, or individual parts.
Part breakdown 18 types
Color split (most first)
Light Gray×12
Yellow×10
Black×4
[No Color/Any Color]×1
Main parts (most used first)
3700 Technic Brick 1 x 2 [1 Pin Hole]
Yellow · ×4
3647 Technic Gear 8 Tooth
Light Gray · ×2
3701 Technic Brick 1 x 4 [3 Pin Holes]
Yellow · ×2
3705 Technic Axle 4
Black · ×2
3709 Technic Plate 2 x 4 [3 Holes]
Yellow · ×2
3713 Technic Bush
Light Gray · ×2
3738 Technic Plate 2 x 8 [7 Holes]
Yellow · ×2
113578 User Guide, Information Note, Use of Battery Box - 113578-UK/F/NL
[No Color/Any Color] · ×1
3648a Technic Gear 24 Tooth [Old Style - Three axle holes]
Light Gray · ×1
3650a Technic Gear 24 Tooth Crown with Flat Teeth
Light Gray · ×1
3736 Technic Steering Pulley Large
Light Gray · ×1
4185 Technic Wedge Belt Wheel [aka Pulley]
Light Gray · ×1
4350c02 Battery Box, 4.5V, 4 x 24, 3 x C-Cell with Switch [Complete Assembly]
Light Gray · ×1
6216b Motor, 4.5V Type 2 for 2-Prong Connectors with Middle Pin
Light Gray · ×1
70012 Rubber Band Medium (Square Cross Section) Thin Cut
Black · ×1
71509 Rubber Band Small 13mm (Square Cross Section)
Black · ×1
766c28 Wire with 2-Prong Connectors, 12V / 4.5V 28L
Light Gray · ×1
766c96 Wire with 2-Prong Connectors, 12V / 4.5V 96L
Light Gray · ×1
More “Expert Builder” theme sets
Re:GO is an unofficial service and is not affiliated with the LEGO Group. LEGO® is a trademark of the LEGO Group. Data is based on Rebrickable and others.