Buy an Engine Kit, Get a Free Stirling Model!

TECHING 1:3 Full Metal V8 Car Engine Model Kit - DIY Mechanical Assembly Educational Toy with 500+ Pcs - Build Your Own Engine

CISON 44cc 1/6 Scale Flathead V8 Water-Cooled 4-Stroke Engine Model Kit V8 Engine-Build Your Own Engine

ENJOMOR GS-V8 78CC DOHC Four-Stroke Water-Cooled V8 Model V8 Engine Model Kit Functional Electric Gasoline Engine

TOYAN FS-V800 V8 Nitro Engine 28cc - Build Your Own Working V8 Engine Model Kit

TECHING Full Metal V4 Engine Model Kit 4-Cylinder Car Engine Assembly Kit: Ideal for Industry Research/Education/Gifts

TECHING 5 Cylinder Radial Engine Model Kit - 1:6 Full Metal Aircraft Engine - Build Your Own Radial Engine

TECHING V2 Engine Assembly Kit Full Metal VTwin Double-Cylinder Engine Model Kit for Collecting/Decorating/Education

MUSA 1/8 2.6cc Mini Single-Cylinder 4-Stroke Gas Engine Model Upgrade - Up to 12000rpm

TOYAN FS-B400 14cc Flat-Four Horizontally Opposed Four-Stroke Nitro H4 Engine DIY Model Kit

Toyan FS-V800 28cc V8 Nitro Engine Model Kit with Supercharger Accessories

TOYAN Premium Commemorative Edition FS-S100AT 4-stroke Gasoline/Nitro Engine Model - Build Your Own Engine

KACIO LS2-14 Twin Cylinder Reciprocating Vintage Steam Engine Model for Model Ships and Model Boats Over 80cm

KACIO LS3-13S 3-Cylinder Reciprocating Steam Engine with Oil Cup and Reverse Rotation for Model Boats

KACIO WS100L 1000mL Horizontal Steam Boiler for 1.0-1.5m Steam Model Boats and Triple Cylinder Drive Steam Engines or Racing Boats

KACIO WS100L 850mL Horizontal Steam Boiler for 1.0-1.5m Steam Model Boats and Triple Cylinder Drive Steam Engines or Racing Boats