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XL1 dive and drive: Volkswagen aggressively optimizes for efficiency in its sleek diesel plug-in hybrid

Green Car Congress

The XL1 is aggressively optimized for efficiency in all areas of its design and technology—from materials (carbon fiber reinforced polymer monocoque); to powertrain (0.8L Data: Volkswagen, US EPA and DOE. The XL1 is not a product of any of Volkswagen’s modular Baukästen (assembly kits such as the MQB, MLB or MSB, earlier post ).

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VW introducing 1.8L EA888 Gen 3 engine in 2014 Jetta, Passat and Beetle; driving impressions

Green Car Congress

Key advances for Gen 3 are in weight reduction, friction reduction, and the internal exhaust cooling system. l/100 km), and the overall EPA estimated combined fuel economy is now 29 mpg (8.1 liter version of this engine has already made its debut in the 2013 Beetle and Jetta GLI, delivering a 10 hp improvement.). Click to enlarge.

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Hyundai begins rollout of Ioniq Hybrid, PHEV and EV; most efficient non-plug vehicle, most efficient EV in US; powertrain discussion

Green Car Congress

kWh Li-ion polymer pack from LG Chem provides the energy storage. The Atkinson cycle engines features head-block split cooling with a hollow exhaust valve, a long stroke, cooled EGR, and low-friction coating. The Ioniq Electric features a 28 kWh lithium-ion polymer battery for an estimated driving range of 124 miles.

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Hyundai begins rollout of Ioniq Hybrid, PHEV and EV; most efficient non-plug vehicle, most efficient EV in US; powertrain discussion

Green Car Congress

kWh Li-ion polymer pack from LG Chem provides the energy storage. The Atkinson cycle engines features head-block split cooling with a hollow exhaust valve, a long stroke, cooled EGR, and low-friction coating. The Ioniq Electric features a 28 kWh lithium-ion polymer battery for an estimated driving range of 124 miles.

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