10-23-2012, 11:03 PM
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#1 (permalink)
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EcoModding Apprentice
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Liquid Piston? 40Bhp 75% Thermal Efficiency
LiquidPiston unveils 40-bhp X2 rotary engine with 75 percent thermal efficiency
http://www.gizmag.com/liquidpistol-rotary/24623/
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