Skip to content
🎅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!

BEST SELLERS

Save Up to 50% Off !

Best Sellers & New Year Deals Offer at enginediy:
1. Sitewide Discount: Save 10% Off with Code: 2025
2. Special Offers on Selected Products : Save Up to 50% Off 
3. Join Our FacebookGroup & Get Extra Discount!

Stirling Engine Kit DIY Single Cylinder Stirling Engine - Ideal Engine Model Gift for Your Kids Enginediy - enginediy
Stirling Engine Kit DIY Single Cylinder Stirling Engine - Ideal Engine Model Gift for Your Kids Enginediy - enginediy
$24.99 - $24.99
$24.99
$24.99 - $24.99
$24.99

Stirling Engine Kit DIY Single Cylinder Stirling Engine - Ideal Engine Model Gift for Your Kids Enginediy

Stirling Engine Kit DIY Single Cylinder Stirling Engine - Ideal Engine Model Gift for Your Kids Enginediy The Stirling engine model is powered by t...

View full details
$24.99 - $24.99
$24.99
$24.99 - $24.99
$24.99
Low Temperature Stirling Engine Stainless Steel Engine Model Toy for Intelligence Development - enginediy
Low Temperature Stirling Engine Stainless Steel Engine Model Toy for Intelligence Development - enginediy
$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99

Low Temperature Stirling Engine Stainless Steel Engine Model Toy for Intelligence Development

Low Temperature Stirling Engine Stainless Steel Engine Model Toy for Developing Intelligence The low temperature Stirling engine is designed wi...

View full details
$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99
Low Temperature Stirling Engine Motor Coffee Cup Stirling Engine Kit Education Toy - enginediy
Low Temperature Stirling Engine Motor Coffee Cup Stirling Engine Kit Education Toy - enginediy
$24.99 - $24.99
$24.99
$24.99 - $24.99
$24.99

Low Temperature Stirling Engine Motor Coffee Cup Stirling Engine Kit Education Toy

Low Temperature Stirling Engine Motor Steam Heat Stirling Engine Kit Education Toy The low temperature Stirling engine designed reasonable and comp...

View full details
$24.99 - $24.99
$24.99
$24.99 - $24.99
$24.99
Low Temperature Stirling Engine Kit DIY Steam Heat Engine Motor Toy - Enginediy - enginediy
$34.99 - $34.99
$34.99
$34.99 - $34.99
$34.99

Low Temperature Stirling Engine Kit DIY Steam Heat Engine Motor Toy - Enginediy

Low Temperature Stirling Engine DIY Steam Heat Engine Model Toy Enginediy This low temperature Stirling engine designed reasonable and compact. You...

View full details
$34.99 - $34.99
$34.99
$34.99 - $34.99
$34.99
DIY Assembly Steam Engine Kit Model Science Experiment with Electric Generator - enginediy
DIY Assembly Steam Engine Kit Model Science Experiment with Electric Generator - enginediy
Sold out
$54.99 - $54.99
$54.99
$54.99 - $54.99
$54.99

DIY Assembly Steam Engine Kit Model Science Experiment with Electric Generator

DIY Assembly Steam Engine Kit Model Science Experiment with Electric GeneratorThe steam engine is more maneuverable and functional, compared with s...

View full details
$54.99 - $54.99
$54.99
$54.99 - $54.99
$54.99
Sold out
16 Cylinder Stirling Engine with Quartz Tube Collection Gift for Engineer-Upgrade - enginediy
16 Cylinder Stirling Engine with Quartz Tube Collection Gift for Engineer-Upgrade - enginediy
$249.99 - $249.99
$249.99
$249.99 - $249.99
$249.99

16 Cylinder Stirling Engine with Quartz Tube Collection Gift for Engineer-Upgrade

  16 Cylinder Stirling Engine Model Gas Powered Engine with Quartz Tube Collection Gift for Engineer Enginediy 16 cylinder Stirling engine consist...

View full details
$249.99 - $249.99
$249.99
$249.99 - $249.99
$249.99
M12 2.6cc Mini 4 Stroke Retro Water-cooled Gasoline Gas Engine for Gift Collection - enginediy
M12 2.6cc Mini 4 Stroke Retro Water-cooled Gasoline Gas Engine for Gift Collection - enginediy
$299.99 - $449.99
$299.99 - $449.99
$299.99 - $449.99
$299.99

M12 1.6cc Mini 4 Stroke Retro Water-cooled Gasoline Gas Engine for Gift Collection

Mini Retro Gas Engine 1.6cc Water-cooled IC Engine for Gift CollectionThis mini gas engine is with water cooled structure, it is an IC engine, bec...

View full details
$299.99 - $449.99
$299.99 - $449.99
$299.99 - $449.99
$299.99
3D Metal Steampunk Craft Puzzle Mechanical Anglefish Model DIY Assembly with Luminous Bulb Creative Gift
3D Metal Steampunk Craft Puzzle Mechanical Anglefish Model DIY Assembly with Luminous Bulb Creative Gift
$159.99 - $159.99
$159.99
$159.99 - $159.99
$159.99

3D Metal Steampunk Craft Puzzle Mechanical Anglefish Model DIY Assembly with Luminous Bulb Creative Gift-1064PCS+

Version 2023 3D Metal Steampunk Craft Puzzle Mechanical Anglefish Model DIY Assembly with Luminous Bulb Creative Gift-700PCS+ Features:Unique Appea...

View full details
$159.99 - $159.99
$159.99
$159.99 - $159.99
$159.99
Sold out
$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99

V8 Engine Model Kit that Works - Build Your Own V8 Engine - Paint Your Own V8 Engine -MAD RC V8 Engine for Capra VS4-10 Pro

MAD RC V8 Engine Model Kit for AX90104 SCX10Ⅱ Capra VS4-10 Pro/Ultra - Original ColorWarm Tips:This V8 engine is in Original Color(no paint), which...

View full details
$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99
Sold out
Stirling Engine Kit Tractor Vacuum Engine Motor Model for Gift Collection - Enginediy - enginediy
Stirling Engine Kit Tractor Vacuum Engine Motor Model for Gift Collection - Enginediy - enginediy
$199.99 - $199.99
$199.99
$199.99 - $199.99
$199.99

Stirling Engine Kit Tractor Vacuum Engine Motor Model for Gift Collection - Enginediy

Stirling Engine Tractor Vacuum Powered Tractor Engine Ideal Gift for Collection - Enginediy Working Principles:The tractor vacuum engine heat dis...

View full details
$199.99 - $199.99
$199.99
$199.99 - $199.99
$199.99
Microcosm M88 Mini Steam Engine Full Metal Live Steam Engine Model Kit Creative Gift Set - enginediy
Microcosm M88 Mini Steam Engine Full Metal Live Steam Engine Model Kit Creative Gift Set - enginediy
Sold out
$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99

Microcosm M88 Mini Steam Engine Full Metal Live Steam Engine Model Kit Creative Gift Set

Microcosm M88 Mini Steam Engine Full Metal Live Steam Engine Model Kit Creative Gift Set A steam engine is a heat engine that performs mechanical w...

View full details
$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99
Sold out
HSP 94188 1/10 RC Car 4WD Nitro Gas Powered Monster Truck Vehicle - enginediy
HSP 94188 1/10 RC Car 4WD Nitro Gas Powered Monster Truck Vehicle - enginediy
$279.99 - $279.99
$279.99
$279.99 - $279.99
$279.99

HSP 94188 1/10 RC Car 4WD Nitro Gas Powered Monster Truck Vehicle

HSP RC Car 1/10 Scale 4WD Nitro Gas Powered Monster Truck Vehicle1:10 Monster truck tires durable, better embodies the perfect off-road performance...

View full details
$279.99 - $279.99
$279.99
$279.99 - $279.99
$279.99
VRX RH1006 RC Car 1/10 2.4G 4WD 75km/h High Speed Force 18 Gas Engine RTR Truck - enginediy
VRX RH1006 RC Car 1/10 2.4G 4WD 75km/h High Speed Force 18 Gas Engine RTR Truck - enginediy
$249.99 - $249.99
$249.99
$249.99 - $249.99
$249.99

VRX RH1006 RC Car 1/10 2.4G 4WD 75km/h High Speed Force 18 Gas Engine RTR Truck

VRX RH1006 RC Car 1/10 2.4G 4WD 75km/h High Speed Off-road Gas Engine RTR TruckThe VRX RH1006 RC Car is a 1/10 scale shaft driven 4WD off road nitr...

View full details
$249.99 - $249.99
$249.99
$249.99 - $249.99
$249.99
Stirling Engine Kit V4 4 Cylinder Stirling Engine External Combustion Engine Model - Enginediy - enginediy
Stirling Engine Kit V4 4 Cylinder Stirling Engine External Combustion Engine Model - Enginediy - enginediy
$279.99 - $279.99
$279.99
$279.99 - $279.99
$279.99

Stirling Engine Kit V4 4 Cylinder Stirling Engine External Combustion Engine Model - Enginediy

Stirling Engine Kit 4 Cylinder V4 Stirling Engine External Combustion Engine Model Gift Collection This is an interesting model toys, this Stirl...

View full details
$279.99 - $279.99
$279.99
$279.99 - $279.99
$279.99
Teching Classic Car Engine Assembly Kit Mini Electric Single-cylinder Engine Metal Mechanical Model High Level Educational Collection - enginediy
Teching Classic Car Engine Assembly Kit Mini Electric Single-cylinder Engine Metal Mechanical Model High Level Educational Collection - enginediy
$439.99 - $439.99
$439.99
$439.99 - $439.99
$439.99

Teching Classic Car Engine Assembly Kit Mini Electric Single-cylinder Engine Metal Mechanical Model High Level Educational Collection

Teching Mini Electric Single-cylinder Engine Vintage Classic Car DIY Metal Mechanical Model High Level Educational Features: .Story Origin: The ...

View full details
$439.99 - $439.99
$439.99
$439.99 - $439.99
$439.99
$899.99 - $899.99
$899.99
$899.99 - $899.99
$899.99

CISON FG-9VT 9cc V-Twin Engine with Upgrade Kick Starter Kit and Base

CISON FG-9VT 9cc V-Twin Engine with Upgrade Kick Starter Kit and Base Shippment Updates:1. The silver one is in stock now and 20Pcs left, order n...

View full details
$899.99 - $899.99
$899.99
$899.99 - $899.99
$899.99
$699.99 - $699.99
$699.99
$699.99 - $699.99
$699.99

R28 4.3CC Mini OHV V-Twin V2 Engine Double-cylinder Four-stroke Motorcycle Gasoline IC Engine Model

R28 4.3CC Mini OHV V-Twin V2 Engine Double-cylinder Four-stroke Motorcycle Gasoline IC Engine ModelR28 V2 Engine:Based on the V-twin double-cylinde...

View full details
$699.99 - $699.99
$699.99
$699.99 - $699.99
$699.99
Low Temperature Stirling Engine Motor Coffee Cup Stirling Engine Kit Education Toy - enginediy
Low Temperature Stirling Engine Motor Coffee Cup Stirling Engine Kit Education Toy - enginediy
$27.99 - $27.99
$27.99
$27.99 - $27.99
$27.99

Low Temperature Stirling Engine Motor Coffee Cup Stirling Engine Kit Education Toy

Low Temperature Stirling Engine Motor Steam Heat Stirling Engine Kit Education Toy The low temperature Stirling engine designed reasonable and comp...

View full details
$27.99 - $27.99
$27.99
$27.99 - $27.99
$27.99
Teching Car Engine Assembly Kit Single Cylinder Car Building Kit Toy Gift for Adult - enginediy
Teching Car Engine Assembly Kit Single Cylinder Car Building Kit Toy Gift for Adult - enginediy
$299.99 - $399.99
$299.99 - $399.99
$299.99 - $399.99
$299.99

Teching Car Engine Assembly Kit Single Cylinder Car Building Kit Toy Gift for Adult

  Teching Car Engine Assembly Kit Single Cylinder Car Building Kit Toy Gift for Adult This assembly Car building kit is designed based on single c...

View full details
$299.99 - $399.99
$299.99 - $399.99
$299.99 - $399.99
$299.99
6 Cylinder Stirling Engine Novel Gatling Blaster Design Engine Motor Model - Enginediy - enginediy
6 Cylinder Stirling Engine Novel Gatling Blaster Design Engine Motor Model - Enginediy - enginediy
$179.99 - $179.99
$179.99
$179.99 - $179.99
$179.99

6 Cylinder Stirling Engine Novel Gatling Blaster Design Engine Motor Model - Enginediy

6 Cylinder Stirling Engine Novel Gatling Blaster Design Six Cylinder Stirling Engine Motor Model - Enginediy The 6 cylinder Stirling engine is a h...

View full details
$179.99 - $179.99
$179.99
$179.99 - $179.99
$179.99
3D Metal Mechanical Puzzle Magnetic Mecha DIY Assembly Model Kit for Kids, Teens, and Adults
3D Metal Mechanical Puzzle Magnetic Mecha DIY Assembly Model Kit for Kids, Teens, and Adults
$149.99 - $189.99
$149.99 - $189.99
$149.99 - $189.99
$149.99

3D Metal Mechanical Puzzle Magnetic Mecha DIY Assembly Model Kit for Kids, Teens, and Adults

3D Metal Mechanical Puzzle Kinetic Mecha DIY Assembly Model Kit for Kids, Teens, and Adults Features:.Made of high-quality metal materials. Laser c...

View full details
$149.99 - $189.99
$149.99 - $189.99
$149.99 - $189.99
$149.99
$879.99 - $879.99
$879.99
$879.99 - $879.99
$879.99

CISON FG-VT9 9cc V2 Engine and Original Parts V-twin 4-Stroke Air-cooled Motorcycle Engine

CISON FG-VT9 9cc V2 Engine V-twin 4-Stroke Air-cooled RC Gasoline Engine Shippment Updates:In stock now, order now, ship now.Any question or sugge...

View full details
$879.99 - $879.99
$879.99
$879.99 - $879.99
$879.99
$699.99 - $699.99
$699.99
$699.99 - $699.99
$699.99

Teching V8 Engine Model Kit Metal Assembly DIY Kit 500+Pcs Mechanical Car Engine Science Experiment Physics Toy

Teching V8 Engine Model Kit Metal Assembly DIY Kit 500+Pcs Features: .Exquisite Model Decorations: V8 engine model kits, highly textured metal pa...

View full details
$699.99 - $699.99
$699.99
$699.99 - $699.99
$699.99
Stirling Engine Kit Two Cylinder Stirling Engine with Electricity Generator Model Gift Collection - enginediy
Stirling Engine Kit Two Cylinder Stirling Engine with Electricity Generator Model Gift Collection - enginediy
$139.99 - $139.99
$139.99
$139.99 - $139.99
$139.99

Stirling Engine Kit Two Cylinder Stirling Engine with Electricity Generator Model Gift Collection

Stirling Engine Kit Two Cylinder Stirling Engine with Electricity Generator Model Gift Collection This is an interesting model toys, this Stirling...

View full details
$139.99 - $139.99
$139.99
$139.99 - $139.99
$139.99