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  V8 Engine Model Kit – Build Your Own V8 Engine – Science Experiment STEM Toy – Enginediy Premium Edition

  $139.19 Original price was: $139.19.$100.86Current price is: $100.86. Add to cart
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  DIY Engine Model

  Vacuum Stirling Engine Model with Brass Cylinder Piston Flame Eater Licker Premium Edition

  $270.47 Original price was: $270.47.$195.99Current price is: $195.99. Add to cart