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Master Builder Set

Master Builder Set

004-1·LEGO·1966·76 parts

Used Avg
$177.78
New Avg
$177.78
Showing used price
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About Master Builder Set

Master Builder Set (004-1) is a LEGO LEGO set from 1966 valued at $177.78 on BrickLink. It contains 76 cataloged parts. This set has been retired and is only available on the secondary market.

Seller notes

  • This is a vintage set (1966). Condition of the box and instructions significantly affects value. A complete set with original box and instructions can sell for well above the average.

Parts (76)

Tire Smooth - Small Solid
Tire Smooth - Small Solid
×10
Brick 2 x 4 without Cross Supports
Brick 2 x 4 without Cross Supports
×96
Brick 2 x 4 without Cross Supports
Brick 2 x 4 without Cross Supports
×16
Brick 2 x 4 without Cross Supports
Brick 2 x 4 without Cross Supports
×96
Brick 2 x 4 without Cross Supports
Brick 2 x 4 without Cross Supports
×16
Brick 2 x 4 without Cross Supports
Brick 2 x 4 without Cross Supports
×6
Brick 2 x 4 without Cross Supports
Brick 2 x 4 without Cross Supports
×10
Brick 2 x 3 without Cross Supports
Brick 2 x 3 without Cross Supports
×15
Brick 2 x 3 without Cross Supports
Brick 2 x 3 without Cross Supports
×10
Brick 2 x 3 without Cross Supports
Brick 2 x 3 without Cross Supports
×15
Brick 2 x 3 without Cross Supports
Brick 2 x 3 without Cross Supports
×4
Brick 2 x 3 without Cross Supports
Brick 2 x 3 without Cross Supports
×4
Brick 2 x 2 without Inside Supports
Brick 2 x 2 without Inside Supports
×22
Brick 2 x 2 without Inside Supports
Brick 2 x 2 without Inside Supports
×4
Brick 2 x 2 without Inside Supports
Brick 2 x 2 without Inside Supports
×22
Brick 2 x 2 without Inside Supports
Brick 2 x 2 without Inside Supports
×4
Brick 2 x 2 without Inside Supports
Brick 2 x 2 without Inside Supports
×4
Brick 2 x 2 without Inside Supports
Brick 2 x 2 without Inside Supports
×10
Brick 1 x 1
Brick 1 x 1
×20
Brick 1 x 1
Brick 1 x 1
×8
Brick 1 x 1
Brick 1 x 1
×20
Brick 1 x 1
Brick 1 x 1
×8
Brick 1 x 1
Brick 1 x 1
×8
Brick 2 x 10
Brick 2 x 10
×6
Brick 2 x 10
Brick 2 x 10
×2
Brick 2 x 10
Brick 2 x 10
×6
Brick 2 x 10
Brick 2 x 10
×2
Brick 2 x 8
Brick 2 x 8
×4
Brick 2 x 8
Brick 2 x 8
×4
Plate 2 x 4
Plate 2 x 4
×4
Plate 2 x 8 with Waffle Bottom
Plate 2 x 8 with Waffle Bottom
×4
Plate 4 x 8 with Waffle Bottom
Plate 4 x 8 with Waffle Bottom
×12
Plate 6 x 8 with Waffle Bottom
Plate 6 x 8 with Waffle Bottom
×6
Slope 45 2 x 4
Slope 45 2 x 4
×48
Slope 45 2 x 3
Slope 45 2 x 3
×6
Slope 45 2 x 2
Slope 45 2 x 2
×4
Slope 45 2 x 1 without Bottom Tube
Slope 45 2 x 1 without Bottom Tube
×4
Slope 45 2 x 4 Double
Slope 45 2 x 4 Double
×14
Slope 45 2 x 2 Double
Slope 45 2 x 2 Double
×4
Slope 45 2 x 2 Double Convex Corner
Slope 45 2 x 2 Double Convex Corner
×24
Slope 45 2 x 2 Double Concave
Slope 45 2 x 2 Double Concave
×6
Slope 45 2 x 1 Triple without Inside Bar or Bottom Stud Holder
Slope 45 2 x 1 Triple without Inside Bar or Bottom Stud Holder
×4
Brick, Round  1 x 1 - Solid Stud, Bottom Lip
Brick, Round 1 x 1 - Solid Stud, Bottom Lip
×10
Brick, Round  1 x 1 - Solid Stud, Bottom Lip
Brick, Round 1 x 1 - Solid Stud, Bottom Lip
×6
Brick, Round  1 x 1 - Solid Stud, Bottom Lip
Brick, Round 1 x 1 - Solid Stud, Bottom Lip
×8
Brick, Round  1 x 1 - Solid Stud, Bottom Lip
Brick, Round 1 x 1 - Solid Stud, Bottom Lip
×6
Brick, Round  1 x 1 - Solid Stud, Bottom Lip
Brick, Round 1 x 1 - Solid Stud, Bottom Lip
×6
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
×16
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
×4
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
×16
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
×4
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
Brick, Round Corner 2 x 2 Macaroni with Stud Notch
×4
Brick 1 x 2 without Bottom Tube
Brick 1 x 2 without Bottom Tube
×26
Brick 1 x 2 without Bottom Tube
Brick 1 x 2 without Bottom Tube
×6
Brick 1 x 2 without Bottom Tube
Brick 1 x 2 without Bottom Tube
×26
Brick 1 x 2 without Bottom Tube
Brick 1 x 2 without Bottom Tube
×6
Brick 1 x 2 without Bottom Tube
Brick 1 x 2 without Bottom Tube
×6
Brick 1 x 2 without Bottom Tube
Brick 1 x 2 without Bottom Tube
×6
Door 1 x 2 x 3 Hinge on Left with Trans-Clear Glass
Door 1 x 2 x 3 Hinge on Left with Trans-Clear Glass
×4
Turntable 4 x 4 Complete, Perfectly Round
Turntable 4 x 4 Complete, Perfectly Round
×4
Tire Smooth - Large Solid
Tire Smooth - Large Solid
×4
Window 1 x 6 x 3 Panorama with Glass
Window 1 x 6 x 3 Panorama with Glass
×3
Window 1 x 6 x 2 with Shutters with Extended Lip, with Glass
Window 1 x 6 x 2 with Shutters with Extended Lip, with Glass
×4
Brick 10 x 20 without Bottom Tubes, with '+' Cross Support (early Baseplate)
Brick 10 x 20 without Bottom Tubes, with '+' Cross Support (early Baseplate)
×2
Window 1 x 2 x 2 with Extended Lip, with Glass, Hole in Top
Window 1 x 2 x 2 with Extended Lip, with Glass, Hole in Top
×6
Wheel with 4 Studs and Metal Axle
Wheel with 4 Studs and Metal Axle
×10
Brick, Modified 2 x 4 with Wheels Holder, Opaque Bottom
Brick, Modified 2 x 4 with Wheels Holder, Opaque Bottom
×8
Wheel with 12 Studs
Wheel with 12 Studs
×4
Technic, Gear Samsonite 14 Tooth
Technic, Gear Samsonite 14 Tooth
×4
Technic, Gear Samsonite 21 Tooth
Technic, Gear Samsonite 21 Tooth
×4
Technic, Gear Samsonite 35 Tooth
Technic, Gear Samsonite 35 Tooth
Technic, Gear Samsonite 42 Tooth
Technic, Gear Samsonite 42 Tooth
×3
Brick 1 x 8 without Bottom Tubes, with Cross Supports
Brick 1 x 8 without Bottom Tubes, with Cross Supports
×2
Brick 1 x 8 without Bottom Tubes, with Cross Supports
Brick 1 x 8 without Bottom Tubes, with Cross Supports
×2
Brick 1 x 6 without Bottom Tubes, with Cross Supports
Brick 1 x 6 without Bottom Tubes, with Cross Supports
×2
Brick 1 x 6 without Bottom Tubes, with Cross Supports
Brick 1 x 6 without Bottom Tubes, with Cross Supports
×2

Common questions about Master Builder Set

How much is LEGO Master Builder Set (004-1) worth?

Master Builder Set sells for an average of $177.78 used on BrickLink based on 6 months of completed sales. As a retired set, prices tend to hold steady or appreciate over time, especially for complete sets with original packaging. Actual prices vary with completeness — missing minifigures or key parts will lower the value.

Is LEGO Master Builder Set (004-1) retired?

Yes, Master Builder Set was released in 1966 and has been retired from retail for several years. Retired LEGO sets are only available on the secondary market through BrickLink, eBay, or other resale platforms. At its current price point, it has appreciated since retirement.

How do I check if my Master Builder Set set is complete?

Use the parts list on this page to check every piece. For the minifigures specifically, you can use the brick'em scanner to identify each figure from a photo and confirm it matches what should be in this set. Missing pieces can be individually sourced on BrickLink.

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