Full Wired story is HERE. Be sure to watch the video. Lightning Hybrids says the LH4 will achieve 100 mpg and do zero to 60 in 5.9 seconds. Power comes from a 90-horsepower diesel engine plucked from a Volkswagen and mated to a 150 horsepower Rexroth hydraulic hybrid system - technology that has so far been limited to delivery trucks. Such systems ditch batteries in favor of hydraulic power, and the company says it offers better fuel economy and energy regeneration than conventional gas-electric systems.