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Stirlingkit 1/3 Scale DIY Flat-six Engine Model Building kits Build Your Own Functional Horizontally Opposed-six Cylinder Engine with Working Turbocharger
Stirlingkit 1/3 Scale DIY Flat-six Engine Model Building kits Build Your Own Functional Horizontally Opposed-six Cylinder Engine with Working Turbocharger, view 2Stirlingkit 1/3 Scale DIY Flat-six Engine Model Building kits Build Your Own Functional Horizontally Opposed-six Cylinder Engine with Working Turbocharger, view 3Stirlingkit 1/3 Scale DIY Flat-six Engine Model Building kits Build Your Own Functional Horizontally Opposed-six Cylinder Engine with Working Turbocharger, view 4Stirlingkit 1/3 Scale DIY Flat-six Engine Model Building kits Build Your Own Functional Horizontally Opposed-six Cylinder Engine with Working Turbocharger, view 5Stirlingkit 1/3 Scale DIY Flat-six Engine Model Building kits Build Your Own Functional Horizontally Opposed-six Cylinder Engine with Working Turbocharger, view 6
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1/3 Scale DIY Flat-six Engine Model Building kits Build Your Own Functional Horizontally Opposed-six Cylinder Engine with Working Turbocharger

$399.99

In stock at stirlingkit.com

This 1/3 scale Flat-Six Engine Model Kit builds a horizontally opposed six-cylinder engine with a working turbocharger, moving pistons and built-in engine sounds. It has over 200 plastic pieces, a transparent casing and runs on two AA batteries, with no fuel or heat involved. Assembly takes 3 to 4 hours and needs no extra tools.

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Highlights

  • Boxer six layout with six moving pistons
  • Spinning turbocharger demonstrates boost
  • Transparent casing and engine sound effects
  • 200+ plastic parts, no tools needed
  • Paper manual in English and German

Best for

A family, classroom or car fan who wants a safe, battery-powered engine build.

Things to consider

  • Plastic construction, unlike most metal kits in this range.
  • Two AA batteries required; inclusion is not stated.
  • At $400 it is expensive for a plastic kit.

Key specs

Price$399.99
Scale1/3
Parts200+
MaterialPlastic
Power2 x AA batteries
Build time3 to 4 hours

Our take

A safe, educational engine kit with nice features, but the price is steep for plastic.

Why it makes a good gift

A 1/3 scale flat-six engine kit with a working turbo lets a car enthusiast build and understand a boxer engine.

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1/3 Scale DIY Flat-six Engine Model Building kits Build… at a glance

BrandStirlingkit
Price$399.99
AvailabilityIn stock at stirlingkit.com
Couponstart
ReturnsThe about page lists a 30-day return or exchange. All returns need an RMA requested via…

Price check

At $399.99, the 1/3 Scale DIY Flat-six Engine Model Building kits Build… is toward the top of Stirlingkit's price range, whose 2,729 listed products run $0.54 to $11,000.

Similar items from other brands we track run $29.99 to $126.49.

Buying from Stirlingkit

Stirlingkit is a good source for hobbyists who want running miniature engines, Stirling and steam models, and build kits that most toy stores never carry. Skip it if you need fast, cheap returns, since everything goes through an emailed RMA to a Shenzhen address. Check the shipping method and warehouse at checkout first, because airmail can take 15 to 35 business days.

Shipping
Airmail takes 15 to 35 business days, EMS 5 to 8, and DHL Express 3 to 7. Shipping fees vary by product, warehouse, and destination and show on each product page and at checkout.
Returns
The about page lists a 30-day return or exchange. All returns need an RMA requested via service@stirlingkit.com, and items must include original packaging and accessories with no physical damage.
Warranty
The about page lists a 1-year warranty and lifetime customer support.

Read our full Stirlingkit review and shop all products →

Frequently asked questions

Does the flat-six kit need fuel?
No. It runs on two AA batteries with no fuel, fire or heat.
Do I need tools to build it?
The listing says no extra tools are required.
How much is the 1/3 Scale DIY Flat-six Engine Model Building kits Build…?
Stirlingkit lists it at $399.99 on stirlingkit.com. We refresh prices throughout the day, but always confirm the final price at checkout.
Is there a coupon code for the 1/3 Scale DIY Flat-six Engine Model Building kits Build…?
Stirlingkit's store-wide code start can be entered at checkout on stirlingkit.com. Stirlingkit sets the discount, and some items or sale prices may be excluded.
What is Stirlingkit's return policy?
The about page lists a 30-day return or exchange. All returns need an RMA requested via service@stirlingkit.com, and items must include original packaging and accessories with no physical damage.
How long does Stirlingkit take to ship?
Airmail takes 15 to 35 business days, EMS 5 to 8, and DHL Express 3 to 7. Shipping fees vary by product, warehouse, and destination and show on each product page and at checkout.
Does the 1/3 Scale DIY Flat-six Engine Model Building kits Build… come with a warranty?
Stirlingkit's published warranty terms: The about page lists a 1-year warranty and lifetime customer support.
Where can I buy the 1/3 Scale DIY Flat-six Engine Model Building kits Build…?
The 1/3 Scale DIY Flat-six Engine Model Building kits Build… is sold directly by Stirlingkit on stirlingkit.com. The Shop now button on this page goes straight to the product there, and code start can be applied at checkout.
Is the 1/3 Scale DIY Flat-six Engine Model Building kits Build… in stock?
Yes. Stirlingkit lists it as in stock on stirlingkit.com as of our latest check. Stock and prices refresh throughout the day.
Is Stirlingkit a legit store?
Stirlingkit is a good source for hobbyists who want running miniature engines, Stirling and steam models, and build kits that most toy stores never carry. Skip it if you need fast, cheap returns, since everything goes through an emailed RMA to a Shenzhen address. Check the shipping method and warehouse at checkout first, because airmail can take 15 to 35 business days. Our full Stirlingkit review covers shipping, returns and what to check before ordering.
Is the 1/3 Scale DIY Flat-six Engine Model Building kits Build… expensive?
At $399.99 it is toward the top of Stirlingkit's range ($0.54 to $11,000 across 2,729 products), and similar items from other brands run $29.99 to $126.49.
Is the 1/3 Scale DIY Flat-six Engine Model Building kits Build… a good gift?
A 1/3 scale flat-six engine kit with a working turbo lets a car enthusiast build and understand a boxer engine. It appears in our gift guides; see the links on this page for more ideas.

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