DARPA awards LiquidPiston $2.5M to advance further X4 rotary engine prototype

Green Car Congress
By mmillikinDec 14, 2016, 6:00 am291 pts
The US Defense Advanced Research Projects Agency (DARPA) has awarded LiquidPiston Inc. $2.5 million to continue development of a new, patented, high-efficiency, lighter-weight rotary engine. LiquidPiston, a developer of advanced combustion engine technology, received the award for the first phase of a program…

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