Smithsonian Motor-Works Gas Engine Model Kit New In Box - Ages 8+

Smithsonian Motor Works Working 4 Cylinder Engine Model Kit #49013 PARTS SEALED

Smithsonian Motor-Works 4-Cylinder Engine Model Kit

SMITHSONIAN MOTOR WORKS 4 CYLINDER MODEL ENGINE WITH MOVING PARTS ^

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Smithsonian Motor-Working Gas Engine Model Kit (#49013) New Open Box - Ages 8+

Smithsonian Motor-Works STEM 49013 4-Cylinder Engine Model Kit opened, but new

Smithsonian 49013 Engine Model Kit - Black/Blue New In Box