Choosing Your Model
How to Choose a Metal Engine Model Kit for Adults
Choose by the mechanism you want to understand, the project you want to take on and the object you want to display.
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Engine model kits,
explained.
Choose a model. Understand the mechanism.
Enjoy every part of the build.
Practical guides, original films and a closer look at the details — from V8 engines to mechanical solar systems.
Find the right model for you
IN FOCUS / DM118 V8
BEFORE YOUR FIRST BUILD
What makes a model right for you?
What makes a model right for you?
THE KNOWLEDGE LIBRARY
Good questions.
Useful answers.
Start with a question, explore a subject,
or find a guide to a particular model.
Search filters the guides shown on this page. Use topics or page navigation to explore more.
All guides14 guides on this page
Choosing Your Model
DM122
DM121TECHING DM122 vs DM121: Which Turbofan Model Should You Build?
Compare the mini 1:20 DM122 and the 1:12 DM121 by subject, listed part count and the details you want to explore.
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Video guide
How a Mechanical Orrery Works: Gears, Orbits and a Model Solar System
Follow the movement through a mechanical solar-system model, and learn what an orrery can help you observe about motion and engineering.
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How It Works
Electric vs Combustion Engine Models: What Can Each Demonstrate?
A moving engine model can be powered in different ways. Understand the source of the motion before choosing what you want to build and observe.
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Video guide
TECHING DM118 V8: assembly video and build notes
Watch the official DM118 film, prepare your workbench and use the supplied manual alongside a closer look at the V8 mechanism.
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Video guide
TECHING DM940 V8 engine mug: design, use and care
Meet the finished V8-inspired metal mug: its sculpted engine details, 400 mL capacity, stainless steel interior and everyday care.
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Video guide
TECHING DM121: a closer look at the dual-spool turbofan model
Explore the 1:12, 300+ component DM121, its visible engine sections and the experience of assembling a metal aircraft-engine model.
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Inside TECHING
Inside TECHING: Details You Build, Movement You Can See
A closer look at metal components, assembly and the way visible mechanisms shape the finished model experience.
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Build & Support
Before the First Part: Prepare Your TECHING Workspace
A practical checklist for organizing the workbench, reading the manual and preparing a clear support request.
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DM118DM122DM118 or DM122? Choose the Subject You Want to Build
Compare a V8 automotive model and a mini turbofan by mechanical interest, listed project scope and display preferences.
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How It Works
How Does a V8 Engine Work? Follow the Moving Parts
Follow pistons, connecting rods, the crankshaft and valve timing—and understand what an electric model can demonstrate.
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Model Guides
TECHING DM119: Understanding the Twin-Spool Turbofan Model
Read the essential facts, internal sections and practical considerations behind the 1:10, 1,000+ component DM119.
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Video guide
TECHING DM122: A Closer Look at the Mini Turbofan
Explore the current 1:20, 170+ component DM122, its transparent cover and the aircraft-engine sections represented inside.
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Model Guides
TECHING DM118 V8: A Guide to the Model and Its Mechanism
Understand the DM118’s 500+ component V8 layout, visible mechanisms and electric drive before you choose or start the build.
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ORIGINAL TECHING FILMS
See the details.
Follow the motion.
Assembly, mechanisms and product details.
Explore the stories behind the models.
V8 engine
500+ components · Electric drive
Explore the video guideMini turbofan
170+ components · 1:20 scale
Explore the video guideDual-spool turbofan
300+ components · 1:12 scale
Explore the video guide
Mechanical solar system
600+ components · Motorized model
Explore the video guideV8 engine mug
400 mL · Finished drinkware
Discover the detailsBUILT ON REAL DETAILS
A closer look,
from the people behind the models.
Our guides bring together TECHING product information, original images and model films. Follow the specific instructions supplied with your kit for assembly and operation.
Inside TECHINGA LITTLE HELP GOES A LONG WAY