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