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GIFTS FOR HIM stem123

Original price $249.99 - Original price $249.99
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16 Cylinder Stirling Engine Double Tank Gas Powered Motor Stirling Engine Model Toy

16 Cylinder Stirling Engine Model Kit Gas Powered Creative Motor Engine Toy  - Upgraded to Two Fuel TankThis 16 cylinder Stirling engine is a hea...

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Original price $249.99 - Original price $249.99
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$249.99
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2 Cylinder Stirling Engine Electricity Generator with Bulb Stirling Engine Motor Model - Enginediy

2 Cylinder Stirling Engine Electricity Generator with Bulb Stirling Engine Motor Model - Enginediy The 2 Cylinder Stirling engine generator is a...

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Desktop Stirling Engine Kit All-metal Stirling Engine DIY Kit Set Toy - Enginediy

Stirling Engine Kit All-metal Stirling Engine DIY Kit Set Toy for Children The Stirling engine kit principle is used to produce a small model of ...

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Original price $29.99 - Original price $29.99
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V8 Engine Model Kit that Works - Build Your Own V8 Engine - V8 Engine Building Kit

V8 Engine Model Kit that Works - Build Your Own V8 Engine - V8 Engine Building Kit Warm Tips: The item is out of stock now and the parcel will be...

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Original price $149.99 - Original price $149.99
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Original price $99.99
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V8 Engine Model Kit - Build Your Own V8 Engine - Science Experiment STEM Toy - Enginediy

V8 Engine Model Kit - Build Your Own V8 Engine - Science Experiment STEM Toy - Enginediy The V8 Engine is one of the cylinder arrangement types of...

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Original price $99.99
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Metal V6 Double-piston Brushless Electromagnetic Engine Model Technology Toys for 1/10RC RC Cars Ships

Metal V6 Double-piston Brushless Electromagnetic Engine Model Technology Toys for 1/10RC RC Cars ShipsFeatures: The V6 electromagnetic engine model...

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Metal Six-cylinder Brushless Electromagnetic Engine Model Scientific Educational Toys

Metal Six-cylinder Brushless Electromagnetic Engine Model Scientific Educational Toys Features: .Exquisite Appearance: A 6-cylinder electromagnet...

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Original price $224.99 - Original price $224.99
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V8 Electromagnetic Engine Model for Model Car / Ship

V8 Electromagnetic Engine Model for Model Car / Ship Features: .Parameters: 6-12V 1-5A, support brush ESC, strong magnetic piston support positive...

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Original price $199.99 - Original price $199.99
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V8 Engine Model Kit that Works - Build Your Own V8 Engine - V8 Engine for Capra VS4-10

V8 Engine Model Kit that Works - Build Your Own V8 Engine - V8 Engine for Capra VS4-10 RC Full Simulation Engine: V8 internal combustion engine s...

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Original price $59.99 - Original price $169.90
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V8 Engine Model Kit that Works - Build Your Own V8 Engine - TECHING 1: 3 Full Metal V8 Car Engine Model Kit 500+Pcs

8 Cylinder Car Engine Assembly Model Gift for Collection Dear Customers and to whom may concern,Delivery Date: the TECHING V8 ENGINE MODEL KIT ...

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Original price $699.99 - Original price $699.99
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Stirling Engine Model Hot Air Stirling Engine Electricity Generator with Colorful LED - Enginediy

Stirling Engine Model Hot Air Stirling Engine Electricity Generator with Colorful LED - Enginediy The Stirling engine is mainly constructed by meta...

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Original price $64.99 - Original price $64.99
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Stirling Engine Kit Unassembled Engine Kit Electricity Generator with 4 LED Light - Perfect Gift Choice

Stirling Engine Kit Stirling Engine Electricity Power Generator 4 LED Light Education Toy The Stirling engine kit is unassembled, people have t...

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Original price $49.99 - Original price $49.99
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Low Temperature Stirling Engine Coffee Cup Stirling Engine Model Education Toy - Enginediy

Stirling Engine Kit Low Temperature Stirling Engine Model Education Toy This low temperature stirling engine designed reasonable and compact. You ...

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Original price $39.99 - Original price $39.99
Original price
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Mini Stirling Engine Motor Model - High Performance Pocket-Sized Engine - Enginediy

Mini Stirling Engine Motor Model Science Experiment Kit - Enginediy The Mini Stirling engine model is an amazing conversation pieces on your desk,...

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Original price $39.99 - Original price $39.99
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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...

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Original price $99.99 - Original price $99.99
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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...

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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...

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Original price $59.99 - Original price $59.99
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$59.99
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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...

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Original price $24.99 - Original price $24.99
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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...

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Original price $34.99 - Original price $34.99
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$34.99
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Original price $249.99 - Original price $249.99
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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...

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Original price $249.99 - Original price $249.99
Original price
$249.99
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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...

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Original price $27.99 - Original price $27.99
Original price
$27.99
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Stirling Engine Kit Single Cylinder Balance Stirling Engine Model Science Experiment Set

Stirling Engine Kit Single Cylinder Balance Stirling Engine Model Science Experiment Set are powered by gases that expand when heated and contract ...

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Original price $0.00 - Original price $0.00
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TOYAN V8 Engine FS-V800 28cc Nitro Engine - Build Your Own V8 Engine - V8 Engine Model Kit That Works

  TOYAN V8 Engine & HOWIN FS-V800 1/10 Scale 28cc Engine for RC Car & Boat- Build Your Own V8 Engine - V8 Engine Model Kit That Work...

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Original price $1,699.99 - Original price $1,799.99
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Original price $249.99
Original price $249.99 - Original price $249.99
Original price $249.99
Current price $199.99
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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...

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Original price $249.99
Original price $249.99 - Original price $249.99
Original price $249.99
Current price $199.99
$199.99 - $199.99
Current price $199.99
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