Vertical Single Cylinder Steam Engine Model, Metal External Combustion Engine, Mechanical Desk Display, Vintage Industrial-Style Finished ModelFeat...

Multi-Stage Centrifugal Steam Engine Model, External Combustion Engine Demonstration Model, Alloy Mechanical Power Device Educational DisplayFeatur...

16cc Four-Stroke Water-Cooled Methanol Internal Combustion Engine Model, Educational Display Desktop Model (Assembled) Features: Four-Stroke Cycle ...

EPHIL XG-20cc-S Glow Plug Two-Stroke Single Cylinder Side Exhaust Gasoline Engine Model for Fixed-Wing Aircraft ModelsFeatures:.EPHIL XG-20cc-S, a ...

VRX VX-18 2.95cc Two-Stroke Nitro Engine Model with Recoil Starter for 1/10 Scale RC Off-Road Trucks, On-Road Vehicles and Trucks Features: Proven ...

3D Printed TR900 Turbofan Engine Model, 12V Powered Functional Rotating Aircraft Engine Display with Ice Blue Intake Light & Red Afterburner LE...

ENJOMOR Vintage Horizontal Gas Engine Model, Working 4-Stroke Internal Combustion Engine with Evaporative Water Cooling System, Metal STEM Mechanic...

RETROL & OKMO N01 Hit and Miss Engine Model Four-Stroke Stationary Cement Mixer Internal Combustion Gasoline Engine(RTR Version) EngineDIY Excl...

RETROL & OKMO 916 Hit and Miss Engine Model Four-Stroke Stationary Vintage Farm Internal Combustion Gasoline Engine RTR Features: Classic Europ...

3D Printed Twin Turbo Jet Engine Desktop Fan with LED Light, Adjustable Speed Aviation Display Model Features: Detailed Twin Turbofan Structure:  B...

Electromagnetic Engine Model, V12 Multi Cylinder Electromagnet Motor for Physics Teaching-EngineDIY Product Information: Looking for a mechanical e...