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You might have though making your own electric car would be an expensive project. However, with a little ingenuity and a LOT of luck, you can make a fairly inexpensive, street legal, electric car. Of course this car involved several “donated” items, like the batteries, but it seems like this can be done for a reasonable amount of money. – Link

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Wind powered electric car – Link
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Maker Faire: X1 electric car does 0-100mph in 6.8s – Link