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ENGINEKITOR Wankel Engine Model Metal Rotary Engine Kit for Tech Enthusiasts and Future Engineers - Build Your Own Engine Model

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

Stirling Four-Cylinder Engine Generator For Scientific Experiments And Education - Build Your Own Engine

ENGINEKITOR GE-J79 1/24 Turbojet Engine Model Military Engine Kit - Build Your Own Turbofan Engine

TOYAN 7cc SOHC Inline Twin-Cylinder 4-Stroke Nitro & Methanol Engine Model Kit -FS-L200AC-OT

ENGINEKITOR Large TR900 Turbofan Engine Model Kit With Adjustable Speed&Lighting Model Kit (48CM/18.8IN)

ENGINEKITOR TR900 Turbofan Engine Model Kit Magnetic Base Twin Light Aeromodelling Kit Rechargeable with Illuminated Version For Gift

K007 One-way Piston Vertical Steam EngineLarge Cylinder Piston Steam Engine-Build Your Own Engine

ENGINEKITOR TR900 Reverse Thrust Turbofan Engine Model Kit - Aviation Simulation Engine Model Brushless Motor Engine Model Kit

ENGINEKITOR TR900 Turbofan Engine Model Kit White Case Pusher Turbofan Engine Model Rechargeable with Light Version

ENGINEKITOR TR900 White Shell Turbofan Engine Model Kit - Aviation Simulation Engine Model with Adjustable Speed and Dual Light Design

CISON FG-VT9 9cc V2 Twin-Cylinder 4-Stroke Air-Cooled Gas Engine for RC Motorcycles-Build Your Own Engine

ENGINEKITOR WP-85 100 Pieces 1/3 Scale Working DIY Turbojet Engine Kit - Build Your Own Aircraft Engine Model

ENGINEKITOR WS-15 150+ Pieces DIY Turbofan Fighter Engine 1/20 Scale Model Kit - Build Your Own Turbofan Model

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

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

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

ENGINEKITOR Trent 900-1:20 Scale Mechanical Science Model-Build Your Own Jet Aircraft Turbofan Engine Kit

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

Stirling Single-Cylinder Engine Generator for Science Experiments and Enthusiasts - Build Your Own Engine