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Title: Super-Efficient Free-Piston Engines
Post by: rukiddingme on September 09, 2011, 03:20:51 AM

http://www.treehugger.com/files/2008/10/free-piston-engines-efficient-plug-in-hybrid-cars-electric.php

Title: Re: Super-Efficient Free-Piston Engines
Post by: wings on September 09, 2011, 03:57:32 AM

Quote from: rukiddingme on September 09, 2011, 03:20:51 AM
http://www.treehugger.com/files/2008/10/free-piston-engines-efficient-plug-in-hybrid-cars-electric.php

http://www.freepistonpower.com/FreePistonPowerPack.htm

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Discussion board help and admin topics => Half Baked Ideas => Topic started by: rukiddingme on September 09, 2011, 03:20:51 AM