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🎅Holiday Sales->Code: HD12 Click Here Click Here for More Details!

4th July Independence Day Sales

Save Up to 50% Off !

Best Independence Day Sales at enginediy:
1. Sitewide Discount: Save 10% Off with Code: ID10
2. TECHING Brand Sale: Save 15% Off Automatic
3. TOYAN Brand Sale: Save up to 25% Off
4. Special Offers on Selected Products : Save Up to 50% Off
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Original price $59.99 - Original price $169.90
Original price
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$59.99 - $169.90
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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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SEMTO ENGINE ST-NF2 7cc SOHC Inline 2 Cylinders 4 Stroke Air Cooled Nitro Engine Model Kit - FS-L200AC

OTTO MOTOR & TOYAN FS-L200AC Engine 7cc SOHC Mini Inline 2-cylinder 4-stroke Air-cooled Nitro Engine Model Kit Promo Info.:Early ...

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Original price $199.99 - Original price $289.98
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Original price $699.99 - Original price $699.99
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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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Original price $229.99
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Original price $229.99
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SKYMECH Trent 900 Aircraft Engine Model Kit - Build Your Own Jet Engine - 1: 20 Scale Turbofan Engine Mechanical Science STEM Toy

1/20 TR900 Aircraft Turbofan Engine Model DIY Kit Mechanical Science Toy (150+PCS)Features:.Drawn from original factory drawings, the transpare...

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Original price $229.99
Original price $229.99 - Original price $229.99
Original price $229.99
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Original price $149.99 - Original price $149.99
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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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5 Cylinder Radial Engine Model Kit that Works - Build Your Own Radial Engine - TECHING 1: 6 Full Metal Radial Engine Model Kit 230+Pcs

5 Cylinder Radial Engine Model Kit that Works - Build Your Own Radial Engine - TECHING 1: 6 Full Metal Radial Engine Model Kit 250+Pcs 5 Cylinder ...

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Original price $469.99 - Original price $469.99
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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
Original price $99.99 - Original price $99.99
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Original price $279.99
Original price $279.99 - Original price $279.99
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SKYMECH 1/20 Turbofan Engine Model Kit - Build Your Own Turbofan Engine that Works - WS-15 DIY Turbofan Frighter Engine 150+Pcs

1/20 Turbofan Engine DIY Assembly Turbofan Frighter WS-15 Engine Model Kit 150+PcsFeatures:Build Your Own Turbofan Engine that Works: The perspecti...

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Original price $279.99
Original price $279.99 - Original price $279.99
Original price $279.99
Current price $249.99
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Original price $329.99 - Original price $349.99
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L4 Diesel Engine Model Kit that Works - Build Your Own Diesel Engine - TECHING 1: 10 Full Metal Mini L4 4 Cylinder Engine OHV Inline 4 Cylinder Engine Model Kit 300+PCS

Diesel Engine Model Kit that Works - Build Your Own Diesel Engine - TECHING 1/10 DIY Mini Metal OHV Inline Four-cylinder Dynamic Car Engine Dies...

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Original price $329.99 - Original price $349.99
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Pumping Unit that Works - Pumping Unit Model Kit - TECHING Pumping Unit DIY Assembly 3D Metal Mechanical Puzzle Educational Toys Collection 219Pcs

TECHING 219Pcs Pumping Unit Assembly Model Kit that Works Details:Brand: TECHINGProduct Name: Pumping Unit Model Kit Material: Aluminium Alloy + St...

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Original price $139.99 - Original price $139.99
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Original price $389.99 - Original price $399.99
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RETROL HM-01 7cc Antique Hit and Miss Engine 4-stroke Stationary Engine Horizontal IC Engine Model That Works

RETROL ENGINE HM-01 7cc Engine 4-stroke Horizontal Hit and Miss Internal Combustion Engine Model Introduction: The RETROL team has spent 4 mo...

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Original price $389.99 - Original price $399.99
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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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Original price $199.99 - Original price $449.99
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TOYAN FS-L200 Engine 2 Cylinder 4 Stroke Nitro Engine Model Kit - Build Your Own Engine That Works

TOYAN FS-L200 Engine 2 Cylinder 4 Stroke Nitro Engine Model Kit - Build Your Own Engine That Works Warm Tips:This TOYAN FS-L200 Engine now is off-p...

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Original price $199.99 - Original price $449.99
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TECHING L4 Engine Model Kit that Works - Build Your Own Engine - Full Metal 4 Cylinder Car Engine Kit Car Engine Model

Car Engine Build Kit Four-cylinder V4 Car Engine Assembly Model Gift for Collection The four cylinder car engine kit is designed based on Inlin...

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Original price $469.99 - Original price $499.99
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Original price $649.99 - Original price $899.99
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TOYAN FS-L400 14cc Inline 4 Cylinder Four-stroke Water-cooled Nitro Engine Model for 1:8 1:10 RC Car Ship Airplane

TOYAN V8 Engine FS-V800 release and for Sale now! Save 10% Off with Apply Code: TOYANWatch TOYAN X HOWIN V8 engine starting video here.Know More A...

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Original price $649.99 - Original price $899.99
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Original price $199.99 - Original price $199.99
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TECHING Robotic Engine Assembly Kit Educational Toy Build Your Robot Kit DIY Gift 160pcs

TECHING 160pcs DIY Build Your Robot Kit Robotic Engine Assembly Kit Educational Toy DIY GiftFeatures:1. Collection commemorative: In order to thank...

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Original price $199.99 - Original price $199.99
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Original price $599.99 - Original price $899.99
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CISON FG-VT9 9cc V2 Engine V-Twin Dual Cylinder 4-Stroke Air-Cooled Gasoline Engine Motorcycle RC Engine Model

  CISON FG-VT9 9cc V2 Engine V-Twin Dual Cylinder 4-Stroke Air-Cooled Gasoline Engine Motorcycle RC Engine Model Shippment Updates:1. The silver...

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Original price $599.99 - Original price $899.99
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Smithsonian Jet Works Advanced Science Kit - Build Your Own Jet Engine - DIY Assembly Turbofan Jet Engine Model Kit

Smithsonian Jet Works Advanced Science Kit - Build Your Own Jet Engine  Features: .Build your own Aviation turbojet engine with a number of parts,...

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Original price $69.99 - Original price $69.99
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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...

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Original price $449.99
Original price $299.99 - Original price $449.99
Original price $449.99
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Original price $49.99 - Original price $259.99
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Mystery Box - Build Your Own V8 Engine Model Kit

Mystery Box - Build Your Own V8 Engine Model Kit Do you like to be surprised? Do you like to build your own engine?EngineDIY picks up some engine ...

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Original price $49.99 - Original price $259.99
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Original price $1,699.99 - Original price $1,799.99
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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 $199.99 - Original price $199.99
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SEMTO ST-NF2 Engine 7cc SOHC Inline 2 Cylinders 4 Stroke Air Cooled Nitro Engine Model Kit - Build Your Own Engine that Works

SEMTO ENGINE ST-NF2 Engine 7cc SOHC Mini Inline 2-cylinder 4-stroke Air-cooled Nitro Engine Model Kit - TOYAN & SEMTO ENGINE Version Promo I...

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Original price $199.99 - Original price $199.99
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M16 1.6cc Mini 4 Stroke Gasoline Engine Model Vertical Air-cooled Single-cylinder Engine with Wooden Base

M16 1.6cc Mini Vertical Air-cooled Single-cylinder Four-stroke Gasoline Engine Hit Miss Complete Engine with Wooden Base Features: .It is a mini ...

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Original price $299.99
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Original price $149.99 - Original price $149.99
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Pumping Unit that Works - Oil Pump Jack Model Kit - TECHING 3D Metal Oilfield Working Equipment with Light Oil Rig Educational Toys Collection 219Pcs

TECHING 219Pcs Pumping Unit Oil Pump Jack Model Kit that Works Details:Brand: TECHINGProduct Name: Pumping Unit Model Kit Material: Aluminium Alloy...

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Original price $149.99 - Original price $149.99
Original price
$149.99
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