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Bowser's Muscle Car Expansion Set — LEGO set 71431

Official LEGO® image · © LEGO Group and/or the respective rights holders. Source: LEGO Italy ↗

Super Mario · SET 71431

Bowser's Muscle Car Expansion Set

Bowser rides a purple muscle car with large rounded shapes. Chassis and body panels form the main work, followed by the figure and accessories.

Pieces
458
Release year
2024
Theme
Super Mario
Set number
71431
LEGO recommended age
8+
Historical price in EUR
Not verified
Official LEGO archive Official building instructions

The historical euro price has not been verified. No current offer or conversion from another market is shown.

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Official English name verified at: LEGO English archive ↗ · Checked on 26 October 2026.

TIME TO BUILD

How long does it take to build Bowser's Muscle Car Expansion Set?

First build · with help if needed

For younger children, we estimate the first illustrated setup, with adult guidance when needed. Ranges reflect building familiarity, not a child’s age or ability. Free play and learning have no completion time.

Editorial estimate · first setup

Beginner

≈ 3 h 45 minSuggested range2 h – 6 h

Intermediate

≈ 2 h 30 minSuggested range1 h 15 min – 4 h

Experienced

≈ 1 h 45 minSuggested range1 h – 2 h 45 min

First guided arrangement: one model for 3 in 1 sets, a small composition for creative boxes, and setup alone for expansions. Excludes play, breaks and electronic configuration. These are broad editorial estimates, not measured times or targets to meet.

How we estimate times · sources and method

Editorial assessment: Bowser rides a purple muscle car with large rounded shapes. Chassis and body panels form the main work, followed by the figure and accessories. The large character figure rises above the purple bodywork. Creative boxes and modular decorations refer to one first illustrated arrangement; 3 in 1 sets to the main model only, and expansions to their first setup. An adult may guide the child. Ranges reflect building familiarity, not age or development; they do not measure play, learning or a speed contest. For older sets, unnumbered bags or previously mixed pieces may prolong sorting. No verified timed build: indicative values with substantial variation.

Sources do not always specify the builder’s experience. The three experience bands are our editorial assessment, based on the complexity of the set and individual accounts where available.

Checked: 26 October 2026 · Method v1.0 · Limited reports; not a statistical average.

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BEYOND THE BRICKS

Did you know?

The model, the history, the ideas

Inside the set

01

A broad grille

The grey nose dominates the vehicle's front.

LEGO source
02

Bowser above the cab

The large character figure rises above the purple bodywork.

LEGO source

Beyond the set

The stories, places and inventions behind your build.

03

The Koopa King changes form

In Super Mario Bros. Wonder, Bowser merges with Prince Florian’s castle after touching a Wonder Flower, distinct from this figure.

Nintendo
04

Beyond mushrooms

The adventure moves Mario and friends to the Flower Kingdom beyond their familiar Mushroom Kingdom.

Nintendo

Written by HowLongToBuild · Sources are linked with each story · Checked on 26 October 2026. Historical facts and story details refer to the context described.

THE COMMUNITY’S EXPERIENCE

What was it like to build?

Three separate scores from 1 to 10. For difficulty, 1 means very easy and 10 means very difficult.

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Building tips from the community

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SET THE MOOD

A soundtrack for your build

Bowser's Muscle Car Expansion Set · Selected for the subject and atmosphere

Electronic pulses and alternating motifs suit modular shapes and digital worlds. This is not the game’s official music: we choose the musical language for the act of building.

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YOUR NEXT BUILD

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