Vehicles
R-5 Aircraft Engine
Pre-order, ships from approx. 20 Oct 2026: five-cylinder radial engine with electric drive.
incl. VAT, plus shipping
Pre-order · ships from approx. 20 Oct 2026
- Shipped from Germany
- Pre-order: ships from approx. 20 Oct 2026, then delivery within Germany in 1–3 working days
- Free spare parts
About the model
Pre-order: ships from approx. 20 Oct 2026.
The UGEARS R-5 Aircraft Engine – a five-cylinder wooden radial engine driven by an electric motor.
It is modelled on the Kinner R-5, an air-cooled radial engine from the 1930s that powered many training aircraft. The model shows how everything works together: five pistons move in the real firing order 1-3-5-2-4, the valves open and close in sync via metal pushrods, and the propeller turns smoothly. Power comes via USB-C, the switch sits in the base. The propeller has a safety clutch that disengages under resistance.
A project for engineering fans – 470 parts.
Highlights:
- Real firing order 1-3-5-2-4
- Synchronised valve train with metal pushrods and compression springs
- Electric motor with USB-C, on/off switch in the base
- Propeller with safety clutch
Assembly without glue or tools, instructions in 11 languages.
Technical details
- Item number
- 70283
- Parts
- 470
- Difficulty
- Challenging
- Recommended age
- 14+ years
- Dimensions
- 22 × 24,5 × 14,5 cm
- Condition
- Kit
- EAN
- 4820184123465
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Frequently asked questions
Do I need glue?
No. The parts slot together.
What if a part breaks?
Tell us which model and which part number are affected. Spare parts are free. They are sent by the manufacturer from within the EU, with no customs fees.

R-5 Aircraft Engine
470 parts · Challenging · 14+ years
Pre-order · ships from approx. 20 Oct 2026 · Free spare parts
€86,90