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Stirlingkit TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine Model Kit – Functional STEM Gift for Future Engineers
Stirlingkit TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine Model Kit – Functional STEM Gift for Future Engineers, view 2Stirlingkit TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine Model Kit – Functional STEM Gift for Future Engineers, view 3Stirlingkit TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine Model Kit – Functional STEM Gift for Future Engineers, view 4Stirlingkit TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine Model Kit – Functional STEM Gift for Future Engineers, view 5Stirlingkit TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine Model Kit – Functional STEM Gift for Future Engineers, view 6
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TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine Model Kit – Functional STEM Gift for Future Engineers

$149.99

In stock at stirlingkit.com

The TECHING DM122 is a 1/14 scale cutaway turbofan kit with 170-plus parts in aluminum and zinc alloy and a magnetic transparent shell. Once built, a motor spins the fan so you can see the fan, compressor, combustion chamber and turbine layout. It runs about 20 minutes on a USB-charged 800 mAh battery and is rated one star for difficulty.

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Highlights

  • 1/14 scale cutaway with fan, compressor, combustor and turbine
  • 170+ parts in aluminum alloy, zinc alloy and plastic
  • Magnetic transparent shell
  • Motor-driven fan on a 3.7V 800 mAh battery
  • Easy build of about 2 hours

Best for

A teen or adult new to model kits who wants a quick, working jet engine build.

Things to consider

  • Only about 20 minutes of running per 2-hour charge.
  • Small at 18 cm long.
  • Includes some engineering plastic parts.

Key specs

Price$149.99
Scale1/14
Parts170+
Battery3.7V 800 mAh
Run timeAbout 20 minutes
Build time2+ hours
Weight560 g
Dimensions18 x 7.7 x 11.2 cm

Our take

An approachable first engine kit with real metal parts. Short run time is the main limitation.

Why it makes a good gift

A cutaway turbofan engine kit they build themselves to see how a working jet engine is laid out inside.

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TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine… at a glance

BrandStirlingkit
Price$149.99
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 $149.99, the TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine… is mid-range for Stirlingkit, whose 2,729 listed products run $0.54 to $11,000.

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

Is the DM122 hard to build?
No. It is rated one star out of five with about two hours of assembly.
Does it actually run?
A built-in motor spins the fan blades. It does not burn fuel.
How much is the TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine…?
Stirlingkit lists it at $149.99 on stirlingkit.com. We refresh prices throughout the day, but always confirm the final price at checkout.
Is there a coupon code for the TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine…?
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 TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine… 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 TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine…?
The TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine… 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 TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine… 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 TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine… expensive?
At $149.99 it is mid-range for Stirlingkit ($0.54 to $11,000 across 2,729 products).
Is the TECHING DM122 Build Your Own Mini Cutaway Turbofan Engine… a good gift?
A cutaway turbofan engine kit they build themselves to see how a working jet engine is laid out inside. It appears in our gift guides; see the links on this page for more ideas.

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