computer fan

Boom! The classic potato gun harnesses the combustion of flammable vapor.
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culvers28
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I am building a propane potato gun with a 4in chamber which size computer fan is best?
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Chris spud
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culvers28 wrote:I am building a propane potato gun with a 4in chamber which size computer fan is best?
Don't think it's a big issue, get a small one. I've fitted it to the screw-in back, brushless DC - works of 9V battery. Got a switch, easy.
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