Now $70, $30 off its usual $100 sticker price, this Dr. Stem Playz V8 Combustion Engine Kit from Walmart, seems to suggest otherwise. Get It! Made specifically for educational purposes, this Dr. Stem ...
SEMTO Engine ST-NF2 DIY Metal Engine with Starter Kit: This kit includes the Oil Tank, Oil Pipe, Brush Start Ignition Power Module, and FType Electric Plug. With these components, you can easily start ...
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