Blue Shell Incoming!
Build the Spiny Shell!

Relive the thrill of Mario Kart with this 234-piece LEGO set. A challenging and nostalgic build for adult fans!

🏛 Super Mario
Set #40787

Mario Kart – Spiny Shell

The Mario Kart Spiny Shell is a surprisingly fun build for its size.

🏆 Best For: Perfect for kids and adult fans of the Super Mario franchise ⏱ 1.5 hr build 🧩 234 pcs 🎂 Ages 18+
★★★★☆ 4.5 from 1 reviews

Fans appreciate the accurate representation of the Spiny Shell and its affordability. Some find the build repetitive, but overall it's considered a worthwhile addition to a LEGO Super Mario collection.

📝 Our Take

The Mario Kart Spiny Shell is a surprisingly fun build for its size. This LEGO recreation perfectly captures the iconic, menacing look of the Spiny Shell from the Mario Kart games, making it a great display piece for fans.

This set is perfect for LEGO Super Mario fans and those looking for a quick, satisfying build. The piece count is manageable, making it a great entry point into the theme, and the finished model looks great on a desk or shelf.

Skip this if you're looking for a complex building experience or play features. This model is primarily for display. If you prefer more interactive LEGO Mario sets, consider the larger Mario Kart expansion sets.

✨ New
BlockTalk

Ask BlockTalk about this set

AI assistant with full set data

Powered by AI
BlockTalk
BlockTalk
Hi! I'm BlockTalk, your LEGO expert. Ask me anything about the Mario Kart – Spiny Shell - building tips, investment potential, comparisons, or anything else!
Try asking:
How does this set compare to other LEGO Super Mario sets in terms of value? What are some creative ways to display the Spiny Shell? Is this set a good introduction to the LEGO Super Mario theme? How durable is the finished model for handling?

🧱 Building Experience

🧩
234
Pieces
1.5h
Build Time
📊
Beginner
Difficulty
📏
10cm × 10cm × 10cm
Dimensions
Build Highlights:
  • Simple, straightforward building techniques
  • Uses curved slopes to create the shell's smooth shape
  • Bright blue color scheme accurately reflects the in-game item
  • Compact size makes it easy to display

📈 Investment Analysis

→ Price stable
B
Investment Grade
⏳ Active
The Mario Kart Spiny Shell has decent investment potential, primarily driven by the popularity of the Super Mario franchise. Its relatively low piece count and affordable MSRP make it an accessible set for collectors. While it may not appreciate dramatically, its connection to a beloved video game franchise should help it maintain value, especially if the set is retired soon. However, similar smaller sets in the Super Mario line have not seen significant appreciation, so temper expectations accordingly.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

📖 About This Set

Celebrate an iconic power-up item with the Mario Kart™ – Spiny Shell (40787) building set. A fun gamer gift for adult Super Mario™ fans, this construction kit invites you to recreate the spiky appearance of the Spiny Shell – known by fans as the ’blue shell’ – one of the most powerful items in the Mario Kart series. This LEGO® Super Mario™ collectible model makes a fun addition to any fan’s home or office decor.

  • LEGO® Super Mario™ collectible set for adults – Pay homage to a Mario Kart™ icon with this detailed LEGO brick-built model of the Spiny Shell
  • Made for display – Use LEGO® bricks to recreate the distinctive appearance of a Mario Kart™ power-up item, often referred to as the ’blue shell’ by fans
  • A fun, rewarding build – Follow the step-by-step instructions in the box or on the LEGO® Builder app, which also lets you zoom in and rotate a 3D digital version of your model as you build, and more
  • Super Mario™ decor – This build-and-display model makes a fun decorative addition to any fan’s bedroom, living room, game room or office
  • Gamer gift for adults – Treat yourself or give this building kit to another Super Mario™ fan or LEGO® Super Mario™ collector
  • Dimensions – This 234-piece buildable model measures over 4 in. (10 cm) high, 4 in. (10 cm) wide and 4 in. (10 cm) deep

Compare Similar Sets

This set is a smaller, more affordable alternative to larger LEGO Super Mario sets like Bowser's Castle Boss Battle Expansion Set. While it lacks play features, it offers a quick and satisfying build for display. It's also a good option for those who want to add a Super Mario element to their collection without investing in a large, expensive set.

📦 Full Parts Inventory - 52 unique parts • 231 total pieces

Plate Round 6 x 6 with Hole Plate Round 6 x 6...
Part #: 11213 Light Bluish Gray
Plate Special 1 x 2 5.9mm Centre Side Towball Socket Plate Special 1 x...
Part #: 14704 Light Bluish Gray
Tile Round 2 x 2 with Bottom Stud Holder Tile Round 2 x 2 ...
Part #: 14769 Black
Slope Curved 2 x 2 x 2/3 Slope Curved 2 x ...
Part #: 15068 Tan
Slope Curved 2 x 2 x 2/3 Slope Curved 2 x ...
Part #: 15068 Blue
Tile Round 2 x 2 with Hole Tile Round 2 x 2 ...
Part #: 15535 White
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) Plate Special 1 x...
Part #: 15573 Dark Bluish Gray
Slope 45° 2 x 1 with 2/3 Cutout [New Version] Slope 45° 2 x 1 w...
Part #: 15672 Black
Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side Brick Special 1 x...
Part #: 22885 Tan
Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side Brick Special 1 x...
Part #: 22885 Red
Plate 2 x 2 Corner Plate 2 x 2 Corner
Part #: 2420 Yellow
Technic Axle Towball Technic Axle Towball
Part #: 2736 Light Bluish Gray
Brick 1 x 2 Brick 1 x 2
Part #: 3004 Black
Brick 1 x 4 Brick 1 x 4
Part #: 3010 Tan
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Red
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Black
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Tan
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Blue
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Tan
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Black
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Blue
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Blue
Tile 2 x 2 with Groove Tile 2 x 2 with G...
Part #: 3068b Tan
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b Tan
Technic Axle 2 Notched Technic Axle 2 No...
Part #: 32062 Red
Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin Technic Brick 1 x...
Part #: 32064a Yellow
Technic Axle 5 Technic Axle 5
Part #: 32073 Yellow
Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced Technic Bush 1/2 ...
Part #: 32123b Yellow
Technic Axle and Pin Connector Angled #4 - 135° Technic Axle and ...
Part #: 32192 Black
Brick Special 1 x 1 x 1 2/3 with Studs on 1 Side Brick Special 1 x...
Part #: 32952 White
Plate Special 1 x 2 Rounded with 2 Open Studs Plate Special 1 x...
Part #: 35480 Tan
Plate Special 1 x 2 Rounded with 2 Open Studs Plate Special 1 x...
Part #: 35480 Black
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Blue
Technic Brick 1 x 2 [1 Pin Hole] Technic Brick 1 x...
Part #: 3700 Blue
Plate 1 x 4 Plate 1 x 4
Part #: 3710 Tan
Plate 1 x 4 Plate 1 x 4
Part #: 3710 Blue
Brick Round 2 x 2 with Axle Hole Brick Round 2 x 2...
Part #: 3941 Black
Cone 2 x 2 x 2, Open Stud Cone 2 x 2 x 2, O...
Part #: 3942c White
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) Plate Round 2 x 2...
Part #: 4032a White
Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised - Updated Version Plate Special 2 x...
Part #: 4304 Blue
Technic Axle Pin with Friction Ridges Lengthwise Technic Axle Pin ...
Part #: 43093 Blue
Bracket 1 x 2 - 2 x 2 Bracket 1 x 2 - 2...
Part #: 44728 Tan
Technic Axle 3 Technic Axle 3
Part #: 4519 Light Bluish Gray
Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End Brick Curved 2 x ...
Part #: 47457 Tan
Slope Curved 2 x 2 with Stud Notch Right Slope Curved 2 x ...
Part #: 5093 12× Blue
Slope Curved 2 x 2 with Stud Notch Left Slope Curved 2 x ...
Part #: 5095 12× Blue
Brick Round 2 x 2 D. Tube with 45° Elbow and Axle Holes (Crossholes) at Each End [LONG] Brick Round 2 x 2...
Part #: 5489 10× White
Technic Pin Connector Hub with 3L Axle Technic Pin Conne...
Part #: 5713 Light Bluish Gray
Wheel Arch, Mudguard 2 x 4 Studded with Hole Wheel Arch, Mudgu...
Part #: 60212 Black
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Yellow
Technic Cam Technic Cam
Part #: 6575 White
Tile Round 3 x 3 Tile Round 3 x 3
Part #: 67095 Black
Brick Round 4 x 4 with Recessed Center Brick Round 4 x 4...
Part #: 68325 Tan
Slope Inverted 45° 4 x 4 Double with 4 x 2 Recessed, 2 Holes Slope Inverted 45...
Part #: 72454 Black
Technic Brick 1 x 1 with Axle Hole Technic Brick 1 x...
Part #: 73230 Light Bluish Gray
Brick Round Corner, Curved 3 x 3 x 1 Quarter Circle Brick Round Corne...
Part #: 76797 Tan
Brick Special 1 x 1 with Stud on 1 Side Brick Special 1 x...
Part #: 87087 White
Slope Curved 4 x 1 Double with No Studs Slope Curved 4 x ...
Part #: 93273 Blue
Slope Curved 3 x 4 x 2/3 Triple Curved with 2 Sunk Studs Slope Curved 3 x ...
Part #: 93604 Tan
Tile Round 1 x 1 Tile Round 1 x 1
Part #: 98138 White
Bracket 1 x 2 - 2 x 2 Inverted Bracket 1 x 2 - 2...
Part #: 99207 Black
The set has a good quantity of blue curved slopes, which are useful for creating smooth, rounded shapes in MOCs. The white round bricks with axle holes also offer versatile building options.

🛒 Where to Buy

💎 Notable Parts

Blue Slope Curved 2 x 2 with Stud Notch Right (12x) $1.80
Blue Slope Curved 2 x 2 with Stud Notch Left (12x) $1.80
White Brick Round 2 x 2 D. Tube with 45° Elbow and Axle Holes (Crossholes) at Each End [LONG] (10x) $1.50
Black Tile Round 2 x 2 with Bottom Stud Holder (5x) $0.75
Est. BrickLink Part Value
$5.85

💡 MOC Potential

🚗 Create a custom Mario Kart vehicle to display the Spiny Shell on
🌳 Build a small diorama of a Mario Kart race track
🤖 Transform the Spiny Shell into a robotic character

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

Searching for YouTube reviews...

This may take a moment

📖 Building Instructions 2

Mario Kart – Spiny Shell Instructions
BI 3102, 68+4, 40787 V29
Download PDF
Mario Kart – Spiny Shell Instructions
BI 3102, 68+4, 40787 V39
Download PDF

Charts Inventory Statistics

52
Unique Parts
231
Total Pieces
0
Minifigures
Inventory Version: 1