Collection: Father-son DIY engine

SEMTO ENGINE ST-NF2 7cc SOHC Inline 2 Cylinders 4 Stroke Air Cooled Nitro Engine Model Kit - FS-L200AC

RETROL Full Metal Beam Engine Steam Engine Model Kit with Horizontal Boiler with Centrifugal Regulator Flyball

TECHING L4 Engine Model Kit that Works - Build Your Own Engine - Full Metal 4 Cylinder Car Engine Kit Car Engine Model Upgraded Version

Turbofan Engine Model Kit that Works - Build Your Own Turbofan Engine - TECHING 1/10 Full Metal Dual-Spool Turbofan Engine Aircraft Jet Engine Model 1000+Pcs

3D Printed Functional Nacelle Thrust Reverser Turbofan Engine Model-Build Your Own Turbofan Engine that Works

3D Metal Mechanical Phoenix Assembly Model Kit with Mechanical Transmission

Hero's Engine Bladeless Radial Steam Ball Model Kit-Build Your Own Engine

C138 1/33 Scale BELL 206 Helicopter 2.4G 6CH Single-propeller Flybarless Helicopter