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Message Intercept Base

Message Intercept Base

6987-1·Space·1988·1 minifig·145 parts

Used Avg
$320.82
New Avg
$2445.84
Add to your inventoryScan the minifigs

About Message Intercept Base

Message Intercept Base (6987-1) is a LEGO Space set released in 1988, currently averaging $320.82 used on BrickLink. It comes with 1 minifigure worth a combined $27.17. The set has retired from retail, so secondary market is the only option. The full parts inventory runs 145 pieces.

Part-out value

The minifigures make up only 8% of this set's value ($27.17 out of $320.82). The bulk of the value is in the parts or the set being complete. Sell it as a complete set if possible.

Seller notes

  • Sealed copies sell for $2445.84 vs $320.82 used — a 662% premium. If you have this set new in sealed box (NISB), price it accordingly.
  • This is a vintage set (1988). Condition of the box and instructions significantly affects value. A complete set with original box and instructions can sell for well above the average.

Minifigures in Message Intercept Base (1)

Blacktron I
Blacktron I
sp001×5$5.43

Parts (145)

Arch 1 x 5 x 4 - Continuous Bow
Arch 1 x 5 x 4 - Continuous Bow
×2
Minifigure, Utensil Control Panel
Minifigure, Utensil Control Panel
×2
Panel 3 x 3 x 6 Corner Wall
Panel 3 x 3 x 6 Corner Wall
×3
Panel 1 x 2 x 3 - Solid Studs
Panel 1 x 2 x 3 - Solid Studs
×2
Wedge, Plate 10 x 10 with 4 x 4 Cutout and Cut Corner
Wedge, Plate 10 x 10 with 4 x 4 Cutout and Cut Corner
×3
Panel 10 x 6 x 11 with Blacktron I Logo Pattern
Panel 10 x 6 x 11 with Blacktron I Logo Pattern
×2
Panel 10 x 10 x 12 Quarter Dome
Panel 10 x 10 x 12 Quarter Dome
Tile, Modified 1 x 2 Grille without Bottom Groove
Tile, Modified 1 x 2 Grille without Bottom Groove
Wedge, Plate 3 x 6 Cut Corners
Wedge, Plate 3 x 6 Cut Corners
×2
Plate 2 x 2 Corner
Plate 2 x 2 Corner
×3
Technic Rack Winder
Technic Rack Winder
×2
Technic Rack 1 x 20 x 2/3
Technic Rack 1 x 20 x 2/3
×2
Tile 1 x 4
Tile 1 x 4
×4
Bracket 1 x 2 - 1 x 4
Bracket 1 x 2 - 1 x 4
×2
Panel 3 x 2 x 5 2/3
Panel 3 x 2 x 5 2/3
Slope, Inverted 75 2 x 1 x 3
Slope, Inverted 75 2 x 1 x 3
×4
Wedge, Plate 3 x 3 Cut Corner
Wedge, Plate 3 x 3 Cut Corner
×4
Hinge Plate 1 x 2 with 3 Fingers on Side
Hinge Plate 1 x 2 with 3 Fingers on Side
×2
Brick 1 x 1 x 5 - Hollow Stud
Brick 1 x 1 x 5 - Hollow Stud
Brick 1 x 16
Brick 1 x 16
×6
Panel 3 x 2 x 6
Panel 3 x 2 x 6
×10
Panel 3 x 2 x 6
Panel 3 x 2 x 6
×3
Panel 4 x 4 x 6 Corner Concave
Panel 4 x 4 x 6 Corner Concave
×2
Panel 3 x 3 x 6 Corner Convex
Panel 3 x 3 x 6 Corner Convex
×3
Support 6 x 6 x 10 Stanchion
Support 6 x 6 x 10 Stanchion
×2
Brick 2 x 2
Brick 2 x 2
×10
Brick 1 x 2
Brick 1 x 2
×15
Brick 1 x 1
Brick 1 x 1
×7
Brick 1 x 8
Brick 1 x 8
×3
Brick 1 x 6
Brick 1 x 6
×7
Brick 1 x 4
Brick 1 x 4
×2
Plate 2 x 4
Plate 2 x 4
Plate 2 x 4
Plate 2 x 4
×4
Plate 2 x 3
Plate 2 x 3
×2
Plate 2 x 2
Plate 2 x 2
×10
Plate 2 x 2
Plate 2 x 2
×16
Plate 1 x 2
Plate 1 x 2
×3
Plate 1 x 2
Plate 1 x 2
×14
Plate 1 x 1
Plate 1 x 1
×2
Plate 1 x 1
Plate 1 x 1
×5
Plate 1 x 1
Plate 1 x 1
×8
Plate 6 x 12
Plate 6 x 12
Plate 4 x 10
Plate 4 x 10
Plate 4 x 4
Plate 4 x 4
×2
Plate 4 x 6
Plate 4 x 6
×3
Plate 4 x 6
Plate 4 x 6
Plate 2 x 8
Plate 2 x 8
×2
Plate 4 x 8
Plate 4 x 8
×2
Plate 6 x 8
Plate 6 x 8
Slope 45 2 x 2
Slope 45 2 x 2
×3
Slope 45 2 x 2 with 12 Buttons and 3 Red Lamps on Yellow Background Pattern
Slope 45 2 x 2 with 12 Buttons and 3 Red Lamps on Yellow Background Pattern
×3
Slope 45 2 x 1
Slope 45 2 x 1
×15
Slope 45 2 x 1 with 3 Small Red Lamps, 3 Small Yellow Buttons and Thick Border Pattern
Slope 45 2 x 1 with 3 Small Red Lamps, 3 Small Yellow Buttons and Thick Border Pattern
×3
Brick, Round  1 x 1
Brick, Round 1 x 1
×2
Brick, Round  1 x 1
Brick, Round 1 x 1
×11
Tile 2 x 2
Tile 2 x 2
×2
Tile 2 x 2
Tile 2 x 2
×2
Tile 2 x 2 with Thin Yellow Arrow without Black Border Pattern
Tile 2 x 2 with Thin Yellow Arrow without Black Border Pattern
Tile 1 x 2
Tile 1 x 2
×3
Tile 1 x 2 with Red and Black Buttons Computer Pattern
Tile 1 x 2 with Red and Black Buttons Computer Pattern
×5
Tile 1 x 2 with Yellow Arrow Long without Black Border Pattern
Tile 1 x 2 with Yellow Arrow Long without Black Border Pattern
×2
Tile 1 x 1 with Red and Black Buttons Pattern
Tile 1 x 1 with Red and Black Buttons Pattern
×3
Plate 1 x 8
Plate 1 x 8
Tail 4 x 2 x 2
Tail 4 x 2 x 2
Brick 1 x 3
Brick 1 x 3
×11
Plate 1 x 3
Plate 1 x 3
×18
Fence 1 x 4 x 1 Lattice
Fence 1 x 4 x 1 Lattice
×6
Fence 1 x 4 x 1 Lattice
Fence 1 x 4 x 1 Lattice
×4
Slope, Inverted 45 2 x 2 with Flat Bottom Pin
Slope, Inverted 45 2 x 2 with Flat Bottom Pin
×12
Slope, Inverted 45 2 x 1
Slope, Inverted 45 2 x 1
×11
Plate 1 x 6
Plate 1 x 6
×3
Turntable 2 x 2 Plate with Light Gray Top (3680 / 3679)
Turntable 2 x 2 Plate with Light Gray Top (3680 / 3679)
×5
Slope 75 2 x 2 x 3 - Hollow Studs
Slope 75 2 x 2 x 3 - Hollow Studs
×2
Technic, Brick 1 x 2 with Hole
Technic, Brick 1 x 2 with Hole
×2
Technic, Axle 12L
Technic, Axle 12L
Plate 1 x 4
Plate 1 x 4
×11
Technic, Axle 10L
Technic, Axle 10L
Slope, Inverted 33 3 x 2 with Flat Bottom Pin without Connections between Studs
Slope, Inverted 33 3 x 2 with Flat Bottom Pin without Connections between Studs
×9
Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper)
Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper)
×12
Plate 2 x 6
Plate 2 x 6
Plate 2 x 6
Plate 2 x 6
×3
Baseplate 32 x 32
Baseplate 32 x 32
Hinge Brick 1 x 4 Swivel Top
Hinge Brick 1 x 4 Swivel Top
Hinge Brick 1 x 4 Swivel Base
Hinge Brick 1 x 4 Swivel Base
Plate 2 x 10
Plate 2 x 10
×3
Wedge, Plate 8 x 4 Wing Left without Underside Stud Notch
Wedge, Plate 8 x 4 Wing Left without Underside Stud Notch
Wedge, Plate 8 x 4 Wing Right without Underside Stud Notch
Wedge, Plate 8 x 4 Wing Right without Underside Stud Notch
Wedge, Plate 4 x 4 Wing Right
Wedge, Plate 4 x 4 Wing Right
Wedge, Plate 4 x 4 Wing Left
Wedge, Plate 4 x 4 Wing Left
×2
Hinge Brick 1 x 2 Base
Hinge Brick 1 x 2 Base
×9
Hinge Brick 1 x 2 Top Plate
Hinge Brick 1 x 2 Top Plate
×9
Cone 2 x 2 x 2 - Open Stud
Cone 2 x 2 x 2 - Open Stud
×2
Baseplate, Raised 32 x 32 Crater Plate without Crater Studs
Baseplate, Raised 32 x 32 Crater Plate without Crater Studs
Bracket 2 x 2 - 2 x 2 with 2 Holes
Bracket 2 x 2 - 2 x 2 with 2 Holes
Antenna 4H - Round Top
Antenna 4H - Round Top
×2
Antenna 4H - Round Top
Antenna 4H - Round Top
×9
Minifigure, Utensil Space Gun / Torch
Minifigure, Utensil Space Gun / Torch
×3
Dish 4 x 4 Inverted (Radar) with Solid Stud
Dish 4 x 4 Inverted (Radar) with Solid Stud
×2
Dish 8 x 8 Inverted (Radar) - Solid Studs
Dish 8 x 8 Inverted (Radar) - Solid Studs
Minifigure, Utensil Radio (Walkie-Talkie) with Compact Handle
Minifigure, Utensil Radio (Walkie-Talkie) with Compact Handle
Minifigure, Utensil Tool Spanner Wrench / Screwdriver
Minifigure, Utensil Tool Spanner Wrench / Screwdriver
Brick, Modified 1 x 1 with Headlight
Brick, Modified 1 x 1 with Headlight
×6
Plate, Round 1 x 1, 2 on Sprue
Plate, Round 1 x 1, 2 on Sprue
Plate, Round 1 x 1, 2 on Sprue
Plate, Round 1 x 1, 2 on Sprue
Plate, Modified 1 x 1 with Light Attachment - Thick Ring
Plate, Modified 1 x 1 with Light Attachment - Thick Ring
×2
Bar 1 x 4 x 2 with Open Studs
Bar 1 x 4 x 2 with Open Studs
×2
Plate, Modified 1 x 1 with U Clip Thin (Vertical Grip)
Plate, Modified 1 x 1 with U Clip Thin (Vertical Grip)
×5
Tile 1 x 8
Tile 1 x 8
×4
Ladder 1 1/2 x 2 x 2
Ladder 1 1/2 x 2 x 2
×2
Hinge Vehicle Roof 4 x 4
Hinge Vehicle Roof 4 x 4
×2
Panel 1 x 4 x 3 - Solid Studs
Panel 1 x 4 x 3 - Solid Studs
Engine, Strakes, 2 x 2 Thin Top Plate
Engine, Strakes, 2 x 2 Thin Top Plate
×2
Hinge Plate 1 x 2 with 2 Fingers on End - Hollow Studs
Hinge Plate 1 x 2 with 2 Fingers on End - Hollow Studs
×2
Plate 2 x 16
Plate 2 x 16
×3
Slope, Inverted 33 3 x 1
Slope, Inverted 33 3 x 1
×5
Wheel Full Rubber Balloon with Axle Hole
Wheel Full Rubber Balloon with Axle Hole
×4
Container, Box 2 x 2 x 2 - Solid Studs
Container, Box 2 x 2 x 2 - Solid Studs
Container, Box 2 x 2 x 2 Door with Slot
Container, Box 2 x 2 x 2 Door with Slot
Minifigure, Utensil Loudhailer / Megaphone / SW Blaster
Minifigure, Utensil Loudhailer / Megaphone / SW Blaster
×2
Minifigure, Utensil Camera with Side Sight (Space Gun)
Minifigure, Utensil Camera with Side Sight (Space Gun)
Slope 75 2 x 1 x 3 - Open Stud
Slope 75 2 x 1 x 3 - Open Stud
×6
Support 2 x 4 x 5 Stanchion Inclined, 5mm Wide Posts
Support 2 x 4 x 5 Stanchion Inclined, 5mm Wide Posts
×14
Minifigure, Utensil Metal Detector, Stud on Search Head
Minifigure, Utensil Metal Detector, Stud on Search Head
Brick, Round 1 x 1 with Fins
Brick, Round 1 x 1 with Fins
Cone 1 x 1
Cone 1 x 1
Plate, Modified 1 x 4 Offset
Plate, Modified 1 x 4 Offset
×5
Antenna Small Base with Yellow Lever (4592 / 4593)
Antenna Small Base with Yellow Lever (4592 / 4593)
×7
Plate, Modified 1 x 2 with Long Stud Holder (Space Wing)
Plate, Modified 1 x 2 with Long Stud Holder (Space Wing)
×2
Plate, Modified 1 x 2 with Long Stud Holder (Space Wing)
Plate, Modified 1 x 2 with Long Stud Holder (Space Wing)
×2
Bracket 3 x 2 - 2 x 2 Inverted (Space Seat)
Bracket 3 x 2 - 2 x 2 Inverted (Space Seat)
Plate, Modified 2 x 2 with Wheels Holder
Plate, Modified 2 x 2 with Wheels Holder
×2
Wheel  8mm D. x 6mm
Wheel 8mm D. x 6mm
×4
Hinge Tile 1 x 4
Hinge Tile 1 x 4
×2
Bracket 8 x 2 x 1 1/3
Bracket 8 x 2 x 1 1/3
Brick, Modified 1 x 1 with Studs on 4 Sides
Brick, Modified 1 x 1 with Studs on 4 Sides
×4
Bar 1 x 3 with Clip and Stud Holder (Robot Arm)
Bar 1 x 3 with Clip and Stud Holder (Robot Arm)
×2
Panel 4 x 4 x 6 Corner Convex Ribbed
Panel 4 x 4 x 6 Corner Convex Ribbed
×2
Dish 2 x 2 Inverted (Radar)
Dish 2 x 2 Inverted (Radar)
×2
Dish 2 x 2 Inverted (Radar)
Dish 2 x 2 Inverted (Radar)
×11
Wedge, Plate 3 x 4 without Stud Notches
Wedge, Plate 3 x 4 without Stud Notches
Panel 1 x 2 x 2 - Solid Studs
Panel 1 x 2 x 2 - Solid Studs
Slope, Inverted 45 4 x 2 Double with 2 x 2 Cutout
Slope, Inverted 45 4 x 2 Double with 2 x 2 Cutout
Bar 1 x 6 with Open Studs
Bar 1 x 6 with Open Studs
×4
Hose, Flexible  8.5L with Black Tabless Ends
Hose, Flexible 8.5L with Black Tabless Ends
×3
Technic, Universal Joint 4L
Technic, Universal Joint 4L

Common questions about Message Intercept Base

How much is LEGO Message Intercept Base (6987-1) worth?

Message Intercept Base sells for an average of $320.82 used and $2445.84 new/sealed 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.

What minifigures come in LEGO set 6987-1?

This set includes 1 minifigure: Blacktron I ($5.43). The minifigures have a combined BrickLink value of $27.17. Each figure is linked above with individual pricing if you're looking to buy or sell specific characters.

Is it worth parting out LEGO Message Intercept Base?

The minifigures make up about 8% of the set value ($27.17 out of $320.82). Most of the value is in the complete set package, so selling it whole is likely the better move unless you have buyers lined up for specific figures.

Is LEGO Message Intercept Base (6987-1) retired?

Yes, Message Intercept Base was released in 1988 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 Message Intercept Base set is complete?

Use the parts list on this page to check every piece and all 1 minifigure. 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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