Stirling Engine Model Nostalgic Film Projector Style Retro External Combustion Engine Model Price_$30-$50 Package Dimensions: 14 x 10

Package Dimensions: 14 x 10 x 8

Material: Acrylic + Stainless Steel

Product Principle:

CDI Glow Plug Igniter for RC Plane Ship Car Model Engine Model

How it works: The gas expands when heated and contracts when cooled

Stirling Engine Model Nostalgic Film Projector Style Retro External Combustion Engine Model Price_$30-$50 Package Dimensions: 14 x 10Nostalgic Film Projector Style Stirling Engine Model Toy Retro Stirling Engine Motor External Combustion Engine Science Educational Model Features: Stirling motor in the shape of a retro projector, with fine workmanship, selected soild wood base, looks marvelous, gorgeous and superior. The core components are made of brass, which is sturdy and durable, not easy to wear, and looks more retro after coloring. Connecting rod parts are made of stainless