Mazda RX-7 Rotary Engine
- parts
- 1,130
- Scale
- 1:14
- Dimensions
- 27,9 × 13,2 × 19 cm
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Wankel Engine—the engine that rewrote the rules of combustion
For decades, one engine concept has stood apart from every traditional piston engine: the Wankel rotary engine. Inspired by the legendary 13B rotary engine, this unique triangular rotor design is brought to life in a detailed building model made from 1,130 parts.
🔺 Compact yet mechanically fascinating
While a traditional piston engine revolves around up-and-down movement, the rotary engine excels at something entirely different: high RPMs in a surprisingly compact housing. This model vividly reveals that characteristic—a dense, precisely constructed mechanism that shows why this engine was once so groundbreaking.
⚙️ Engineering you can see and understand:
- 🌀 Complex gear and chain drive system that powers a large cooling fan
- 🔄 Internal mechanism that can rotate both forward and backward for added dynamic realism
- 🎚️ Built-in 4-speed gearbox (low, medium, high, and hyper-speed)
- 🔋 Powered by a motor and battery box, operated directly with a switch
- 🔍 Fully visible internal workings, ideal as an educational display
🧠 Build your way into a unique engine concept
With 1,130 precision parts and step-by-step, numbered instructions, this is an accessible yet in-depth building project. As you assemble the model, you’ll discover how the triangular rotor, gears, and drive chain work together to simulate a completely different type of combustion process from that of a conventional piston engine.
🎁 For the engine enthusiast who looks beyond the conventional V8
Perfect for anyone who appreciates the history of alternative engine concepts, or as an educational display piece for a desk, workshop, or classroom. A conversation-worthy topic for any technology enthusiast.
Engineering you assemble yourself.
You build this engine part by part and gradually see how everything fits together. Small enough for your desk, fun enough to keep looking at.
Down to every detail
A set in 1:14 scale.
Big enough to see every detail, as a display model or to play with.

Why BrickXtreme
What buyers say
Really fun set, I enjoyed putting it together. It took a while, but it's 100% worth the money.
Great result and a nice building experience.
Still building. Great so far.
Definitely recommended.
Exactly what I expected. Good and fast. Still building.
Great
Good service, there was a small issue with the product and it was resolved in time. Pleasant to deal with.
Good and fun to build.
Great stuff.
It all looks good, I've only just started but I'm not unhappy.
Good support from the staff member on WhatsApp.
Really beautiful building kit, it was great fun to make. Quality is fine, clicks together well.
Nice set, easy to put together.
There should be 2 versions, with motors and without.
Top product. Delivery and packaging are more than OK, neat. Definitely recommended.
Great but difficult build, with a beautiful result.
Delivered quickly and correctly, at least.
A beast of a truck.
Really beautiful King Rebel tow truck.
Hypercars
JDM icons
Muscle cars
Formula 1
Supercars
Off-road vehicles
Cranes
Trucks
Bulldozers
Off-road
Superbikes
V12
W12 & W16
Radial & boxer engines




