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🎅2025 Christmas Sale: 12% OFF Sitewide-Up to 50% OFF-> Code: XS12　Click Here for More Details!
🎅2025 Christmas Sale: 12% OFF Sitewide-Up to 50% OFF-> Code: XS12　Click Here for More Details!

Mini Engine Kit

3D Metal Puzzle Tiger Model Kit Bengal Tiger and Smilodon with Wing-700PCS+
3D Metal Puzzle Tiger Model Kit Bengal Tiger and Smilodon with Wing-700PCS+
$149.99 - $149.99
$149.99
$149.99 - $149.99
$149.99

3D Metal Puzzle Tiger Model Kit Bengal Tiger and Smilodon with Wing-700PCS+

3D Metal Puzzle Tiger Model Kit Bengal Tiger and Smilodon with Wing-700PCS+ Metal Tiger Model Kit with Wings for Kids, Teens, and Adults Inspired B...

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$149.99 - $149.99
$149.99
$149.99 - $149.99
$149.99
Metal Chremistica Ochracea Model DIY Kits
Metal Apis Koschevnikovi Model DIY Kits
$19.99 - $113.99
$19.99 - $113.99
$19.99 - $113.99
$19.99

3D Metal Puzzle Mechanical Assembly DIY Insect Model Toys Kits

3D Metal Puzzle Mechanical Assembly DIY Insect Model Toys Kits-Amethyst Mantis、Rhinoceros Beetle、 Lemnia Saucia、Onychothemis Tonkinensis、Apis Kosch...

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$19.99 - $113.99
$19.99 - $113.99
$19.99 - $113.99
$19.99
$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99

Double-sided Transparent Fuel Tank & Bracket Kit for CISON Engine Model

Double-sided Transparent Fuel Tank & Bracket Kit for CISON Engine Model Features: 1. This fuel tank bracket set is mainly suitable for CSON eng...

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$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99
Water Cooled Radiator Cooling Fan Kit for In-line 4-Stroke Gasoline Engine (SKU: 33ED3030434, 333085161ED, 33ED3104107) - enginediy
Water Cooled Radiator Cooling Fan Kit for In-line 4-Stroke Gasoline Engine (SKU: 33ED3030434, 333085161ED, 33ED3104107) - enginediy
$23.99 - $23.99
$23.99
$23.99 - $23.99
$23.99

Water Cooled Radiator Cooling Fan Kit for In-line 4-Stroke Gasoline Engine

Features: .This cooling kit includes water tank, fan, water cooling tube, etc., .Suitable for inline four stroke cylinder water cooled gasoline en...

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$23.99 - $23.99
$23.99
$23.99 - $23.99
$23.99
Haynes DIY Assembly Mini L4 Simulation Transparent Engine Model---Runnable - enginediy
Haynes DIY Assembly Mini L4 Simulation Transparent Engine Model---Runnable - enginediy
$129.99 - $129.99
$129.99
$129.99 - $129.99
$129.99

L4 Engine Model Kit - Build Your Own Engine That Works - Haynes L4 Engine Model DIY Kit

L4 Engine Model Kit - Build Your Own Engine That Works - Haynes L4 Engine Model DIY Kit Features:1. Explore the mysteries under the hood of the car...

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$129.99 - $129.99
$129.99
$129.99 - $129.99
$129.99
3D Metal Mechanical Dragon Crafts DIY Assembly Model Kit Art Device for Kids, Teens and Adults-2030+PCS
3D Metal Mechanical Dragon Crafts DIY Assembly Model Kit Art Device for Kids, Teens and Adults-2030+PCS
$499.99 - $499.99
$499.99
$499.99 - $499.99
$499.99

3D Metal Rex Dinosaur Mechanical Puzzle DIY Assembly Model Kit - 2500PCS+55cm Height

2500PCS+ 55cm 3D Metal DIY Model Kit for Kids, Teens, and Adults Are you a 3D Puzzle fans or collector? Are you looking for a new hobby? Let's chal...

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$499.99 - $499.99
$499.99
$499.99 - $499.99
$499.99
γ-shape Stirling Engine Generator Model Assembly Kit with LED Lights Retro Science Educational Model Collection - enginediy
γ-shape Stirling Engine Generator Model Assembly Kit with LED Lights Retro Science Educational Model Collection - enginediy
$39.99 - $39.99
$39.99
$39.99 - $39.99
$39.99

ENJOMOR Retro γ-shape Stirling Engine Kit Generator with LED Lights - STEM Toy

Build Your Own Stirling Engine that Works - ENJOMOR Retro γ-shape Sterling Model with LED Light Features:Exquisite Stirling Engine: The Stirling en...

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$39.99 - $39.99
$39.99
$39.99 - $39.99
$39.99
DIY Water Cooling Kit for Toyan Methanol Engine Model (No Engine) - enginediy
DIY Water Cooling Kit for Toyan Methanol Engine Model (No Engine) - enginediy
$179.99 - $179.99
$179.99
$179.99 - $179.99
$179.99

DIY Water Cooling Kit for Toyan Methanol Engine Model (No Engine)

DIY Water Cooling Kit for Toyan Methanol Engine Model (No Engine) Features:Full Set Water Cooling Kit: Water-cooled cylinder head (without cylinder...

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$179.99 - $179.99
$179.99
$179.99 - $179.99
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$118.99 - $118.99
$118.99
$118.99 - $118.99
$118.99

3D Metal Mechanical Mantis DIY Assembly Insect Model Kits Creative Ornaments-1000+PCS

3D Metal Mechanical Mantis DIY Assembly Model Kits Creative Ornaments Unique Appearience: Purple mantis is an insect model assembled and designing...

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$118.99 - $118.99
$118.99
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$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99

Starter Kit for ENJOMOR V12 GS-V12 Engine

Starter Kit for ENJOMOR GS-V12 72CC DOHC V12 Engine Specifications:Water Cooled Radiator Cooling Fan Kit.Material: Metal + Plastic.Fan Size: 9.5 x ...

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$99.99 - $99.99
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$64.99 - $64.99
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$64.99 - $64.99
$64.99

High-precision Mechanical Adjustable Torque Wrench Set DIY Tools Kit - 14Pcs

High-precision Mechanical Adjustable Torque Wrench Set DIY Tools Kit - 14PcsFeatures:.Exquisite Design: The convenient, smart and labor-saving prec...

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$64.99 - $64.99
$64.99
$64.99 - $64.99
$64.99
$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99

Double-sided Transparent Coolant Reservoir & Bracket Kit for CISON Engine Model

Double-sided Transparent Coolant Reservoir & Bracket Kit for CISON Engine Model Features: 1. This fuel tank bracket set is mainly suitable for ...

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$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99
3D Metal Mechanical Steampunk Dragon Crafts DIY Assembly Model Kit Art Device-600PCS+
3D Metal Mechanical Steampunk Dragon Crafts DIY Assembly Model Kit Art Device-600PCS+
$119.99 - $119.99
$119.99
$119.99 - $119.99
$119.99

3D Metal Mechanical Steampunk Fly Dragon Crafts DIY Assembly Model Kit Art Device-600PCS+

3D Metal Mechanical Steampunk Fly Dragon Crafts DIY Assembly Model Kit Art Device-600PCS+ Features: 1. Creative Design: The model design is inspire...

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$119.99 - $119.99
$119.99
$119.99 - $119.99
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$23.99 - $29.99
$23.99 - $29.99
$23.99 - $29.99
$23.99

Precision Magnetic Screwdriver Tools Set Engine DIY Tools Kit

Precision Magnetic Screwdriver Tools Set Engine DIY Tools KitFeatures:.32-in-1 Set: The mini precision handheld screwdriver tools set is made of hi...

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$23.99 - $29.99
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$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99

Steampunk 3D Butterfly Model Metal Puzzle DIY Assembly Kit for Kids, Teens and Adults (150PCS+)

Steampunk 3D Butterfly Model Metal Puzzle DIY Assembly Kit for Kids, Teens and Adults (150PCS+) Features:.The model is made of premium-quality meta...

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$59.99 - $59.99
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$99.99 - $99.99
$99.99
$99.99 - $99.99
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Mystery Box - Build Your Own Turbofan Engine Model Kit

Mystery Box - Build Your Own Turbofan Engine Model KitDo you like to be surprised? Do you like to build your own engine?EngineDIY picks up some eng...

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$99.99 - $99.99
$99.99
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$29.99 - $29.99
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3D Metal Mechanical Puzzle Dragon Crossbow Model Assembly Kit for Kids, Teens, and Adults-812PCS

3D Metal Mechanical Puzzle Dragon Crossbow Model Assembly Kit for Kids, Teens, and Adults-812PCS Features: 1. Precise cutting can maintain food-gra...

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$29.99 - $29.99
$29.99
$29.99 - $29.99
$29.99
Sound Control 3D Puzzle Model Kit Mechanical Wasp Metal Assembly DIY Model Jigsaw Crafts - enginediy
Sound Control 3D Puzzle Model Kit Mechanical Wasp Metal Assembly DIY Model Jigsaw Crafts - enginediy
$149.99 - $149.99
$149.99
$149.99 - $149.99
$149.99

Sound Control 3D Puzzle Model Kit Mechanical Wasp Metal Assembly DIY Model Jigsaw Crafts

Sound Control DIY Model Kit  for Kids, Teens and Adults, Inspired By Wasp  - Enginediy Customized Features: .Using high-quality metal materials, l...

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$149.99 - $149.99
$149.99
$149.99 - $149.99
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$149.99 - $149.99
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$149.99 - $149.99
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3D Metal Steampunk Moving Mechanical Dinosaur Head Model Kits - 180PCS+

3D Metal Steampunk Moving Mechanical Dinosaur Head Model Kits (180PCS+)More Details:.The superior steampunk model is made of premium-quality metal ...

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$149.99 - $149.99
$149.99
$149.99 - $149.99
$149.99
ENJOMOR γ-Type Hot Air Stirling Engine Model Kit
ENJOMOR γ-Type Hot Air Stirling Engine Model Kit
$39.99 - $39.99
$39.99
$39.99 - $39.99
$39.99

ENJOMOR γ-Type Hot Air Stirling Engine Model Kit STEM Educational Toy- Enginediy

Stirling Engine Generator Modelγ-Type Thermodynamics Mechanical Science Educational Toy Gift Discover the ENJOMOR DIY Assembled γ-Type Hot Air Sti...

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$39.99 - $39.99
$39.99
$39.99 - $39.99
$39.99
3D Puzzle Model Kit Spider Shaped Mechanical Clock Model Creative Gift - enginediy
3D Puzzle Model Kit Spider Shaped Mechanical Clock Model Creative Gift - enginediy
$36.99 - $79.99
$36.99 - $79.99
$36.99 - $79.99
$36.99

3D Puzzle Model Kit Spider Shaped Mechanical Clock Model Creative Gift

3D Puzzle Model Kit Spider Shaped Mechanical Clock Model  Creative Gift Features: .With high-quality metal materials and laser-cut ultra-precisio...

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$36.99 - $79.99
$36.99 - $79.99
$36.99 - $79.99
$36.99
$109.99 - $109.99
$109.99
$109.99 - $109.99
$109.99

Stirling Engine Model Kit Vacuum Engine with Helicopter Design Single Stirling Engine Armored Edition

Stirling Engine Model Kit Vacuum Engine with Helicopter Design Single Stirling Engine Armored Edition Features: .100% brand new with high quality...

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$109.99 - $109.99
$109.99
$109.99 - $109.99
$109.99
Teching Pedestrian Robot Engine Building Kit Full Metal Collection Gift - Enginediy - enginediy
Teching Pedestrian Robot Engine Building Kit Full Metal Collection Gift - Enginediy - enginediy
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$129.99 - $129.99
$129.99
$129.99 - $129.99
$129.99

Teching Pedestrian Robot Engine Building Kit Full Metal Collection Gift - Enginediy

Teching Pedestrian Robot Engine Building Kit Full Metal Collection Gift - EnginediyPedestrian Robot mini engine build kit  requires the user to ass...

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$129.99 - $129.99
$129.99
$129.99 - $129.99
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$2,949.99 - $2,949.99
$2,949.99
$2,949.99 - $2,949.99
$2,949.99

ENJOMOR V8 GS-V8 78CC DOHC Gasoline V8 Engine Model That Works with Starter Kit

Model GSV8-9078 V GSV8 Gas Distribution Mechanism DOHC DOHC Number of Cylinder Gas Doors (Single) 4 2 Piston Three Rings (2 Gas Rings ...

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$2,949.99 - $2,949.99
$2,949.99
$2,949.99 - $2,949.99
$2,949.99

Mini Engine Kits That Run on Gas: Tiny Motors, Real Engineering

Discover the Power of Mini Engines

Our mini engine kits are stunning mechanical creations that combine elegant design with real functionality. Whether displayed on your desk or showcased in motion, each mini engine will spark curiosity and admiration from those around you. Watch as friends and colleagues are amazed by the precise mechanics and moving parts—proof that big impact can come in small packages.

These aren't just display models—they’re fully functional mini motors engineered for hands-on learning, showcasing real engine cycles in compact form.

Build a Mini Engine Kit That Runs Like the Real Thing

Each mini engine kit that runs on gas or alcohol fuel is designed to replicate the behavior of full-scale internal combustion or Stirling engines. Simply fill the included alcohol burner with 95% ethanol, light it, and allow the chamber to heat for 60–120 seconds. With a gentle push of the flywheel, the engine springs to life—running smoothly for several minutes, reaching speeds up to 2000 RPM.

The process is both safe and thrilling: the burner is fixed to a stable metal base, ensuring secure operation while you explore the thermodynamic cycle in action.

Hands-On Learning Meets Elegant Craftsmanship

Crafted from polished aluminum alloy, each miniature engine kit features a horizontal layout, a large flywheel, and compact moving parts that simulate gas expansion and compression. By assembling and operating the engine yourself, you’ll gain practical understanding of mechanical energy conversion, heat transfer, and working principles of steam and combustion.

Perfect for STEM learning, DIY enthusiasts, and model collectors alike, our mini engine kits offer both education and entertainment—making abstract physics and engineering concepts tangible and interactive.

Mini Motors with Real Application and Collectible Value

Beyond the excitement of operation, these mini engines are versatile in use. They’re ideal for:

  • Physics and mechanical demonstrations

  • Steam-powered vehicle models or mini generators

  • Unique birthday or holiday gifts

  • Classroom teaching aids and science fair showcases

  • Collectors of precision mechanical models

Despite their small size, these mini motors are engineered with high-end finishes and fine details, making them standout display pieces with real working capability.

🎁 A perfect gift for curious minds, future engineers, and anyone fascinated by how things work. Recommended for ages 12 and up.