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Smithsonian Motor Works - NSI International - eBeanstalk
NSI International

Smithsonian Motor Works

Learn how a real engine works...that you get to assemble!

- A real working battery powered 4-cylinder model engine with real lights and sounds.
Watch the spark plugs fire and the valves open and close.
See how the pistons fire with the correct timing.
And watch the belts and fan turn.

Set includes over 100 parts that screw together easily, screwdriver and instructions.

Uses 2 AA batteries, not included.

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