Skip to content

V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833

V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833 is a motorized, collectible engine model with Bluetooth control, priced at $79.99. Ideal for adult builders and sci-fi tech enthusiasts seeking a functional display piece.

$79.99

● In stock

Buy at EngineDIYShop →

Price and availability may change. Click to see current details on EngineDIYShop.

Key features

  • 856 high-quality building pieces
  • Dual L-motors with Bluetooth control
  • Simulated 6-speed gearbox
  • 48-valve DOHC system with chain drive
  • Modular engine, gearbox, power box
  • Pre-sorted parts for easy build
  • Compatible with major brick brands

Pros

  • +Realistic moving engine mechanics
  • +Bluetooth-enabled motor control
  • +High display and collection value
  • +Durable, precisely colored parts
  • +Smooth assembly with organized parts
!

Cons

  • Not an official LEGO product
  • Complex build, not for beginners
  • Bluetooth battery sold separately

About V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833

What is V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833?

The V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833 is a detailed mechanical model kit designed for advanced builders and collectors. Featuring 856 high-quality parts, this MOC (My Own Creation) set replicates a realistic V12 engine with a working gearbox and power box. Designed by Bricktec Designs, it includes Bluetooth-enabled control via a lithium battery and dual L-motors, delivering up to 1000 RPM under 9V power. The model showcases moving dual overhead camshafts, 48 valves, and a chainbelt drive system, offering both visual appeal and engineering authenticity.

Key features

  • Motorized V12 Engine — Dual L-motors and Bluetooth control enable realistic 1000 RPM operation.
  • Functional Gearbox — Simulated 6-speed transmission with manual shift mechanism.
  • 48-Valve DOHC System — Chain-driven camshafts operate four valves per cylinder.
  • High-Quality Components — Precisely colored, durable parts compatible with major brick brands.
  • Modular Design — Three main modules: engine, gearbox, and power box for easier assembly.
  • Pre-Sorted Parts — Components packed by type to streamline the building process.
  • Display-Worthy Aesthetic — Unique sci-fi color scheme and structural realism enhance visual impact.

Who is V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833 for?

This set is tailored for adult LEGO® enthusiasts, mechanical engineering hobbyists, and sci-fi model collectors. It’s ideal for those who appreciate intricate, motorized builds with real mechanical function and high display value. Not recommended for children under 14 due to small parts and complexity.

How does V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833 compare?

Compared to standard polypropylene engine models, this set offers superior functionality with Bluetooth motor control and a working valve train. It surpasses typical static display models in interactivity and engineering depth. While not an official LEGO set, its part quality and compatibility match mainstream brands. It stands out from basic building kits with its modular design, realistic mechanics, and collectible sci-fi styling.

🎯

Best use cases

  • Desktop display for engineers
  • STEM learning for advanced teens
  • Gift for car and tech enthusiasts
  • Interactive sci-fi diorama piece
  • Adult building and relaxation hobby
🛒

Is V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833 right for you?

This set is best for experienced builders aged 16+. It requires patience and attention to detail. Ideal for fans of mechanical models, automotive engineering, or sci-fi aesthetics. If you prefer simpler builds, consider smaller engine kits. For similar functionality, explore other MOC motorized models with Bluetooth integration.

How it compares: Compared to standard engine model kits, this set offers motorized operation, Bluetooth control, and modular design. It outperforms static models in realism and interactivity, rivaling premium educational tech kits in functionality and build quality.

Are There Active EngineDIYShop Coupons for This Product?

Coupon Code ⚠️ Unverified
Expires Dec 31
EngineDIYShop

Get 16% Off Get 16% Off on all products w/c Engine101

••••••••

We earn a commission if you shop through this link.

Coupon Code ⚠️ Unverified
Expires Dec 31
EngineDIYShop

Happy New Year Up to 50% Off

••••••••

We earn a commission if you shop through this link.

% Off ⚠️ Unverified
Expires Jun 16
EngineDIYShop

Paypal Exclusive Deals

No Code Needed
Get Deal

We earn a commission if you shop through this link.

% Off ⚠️ Unverified
Expires Dec 31
EngineDIYShop

Save 15% Off

No Code Needed
Get Deal

We earn a commission if you shop through this link.

More from EngineDIYShop

?

Frequently Asked Questions

What is the V12 Engine with Gearbox 856PCS Mk2 used for?

It's a motorized building set designed for display, education, and hobbyist assembly. It replicates a functional V12 engine with moving parts, ideal for tech enthusiasts and collectors seeking interactive models with mechanical realism.

Does the set include motors and battery?

Yes, it includes 2 L-motors and 1 Bluetooth lithium battery. The battery connects via a V2 infrared sensor for remote control. Ensure full compatibility with your devices before use.

How difficult is the assembly process?

The build is complex, recommended for ages 16+. Parts are pre-sorted and instructions are detailed, but the mechanical systems require focus. Not suitable for beginners or young children.

Is this set compatible with LEGO bricks?

Yes, the parts are compatible with major brick brands, including LEGO. While not an official product, it meets similar quality and sizing standards for seamless integration.

Can the engine model be controlled remotely?

Yes, via Bluetooth using the included lithium battery and V2 infrared sensor. You can control motor speed and direction through a compatible app, enabling interactive operation.

How much does V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833 cost?

V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833 is $79.99 at EngineDIYShop. Prices may change — click through to EngineDIYShop for the latest.

Is V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833 in stock at EngineDIYShop?

Yes, V12 Engine with Gearbox 856PCS Mk2 Sci-fi Engine Model Building Blocks Toy Set MOC-43833 is currently in stock at EngineDIYShop.

Are there coupon codes for EngineDIYShop?

Yes — Love Those Deals currently tracks 4 active EngineDIYShop coupons. See the coupons section on this page to copy a code before checkout.

Specifications

SKU
3463575
Last updated May 14, 2026