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Small Cars Now Deliver Fuel Efficiency of Big Motorcycles: How'd That Happen?

Green Car Reports

How are fuel-efficient are some of today's smaller cars? It turns out that they now actually equal the fuel economy of larger motorcycles--which is pretty amazing for a four-seat vehicle weighing more than a ton. Especially since the motorcycles returning comparable gas-mileage figures weigh about one-fifth as much.

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Pinnacle Engine pre-production prototype opposed piston engine shows about 27% fuel consumption improvement across different scooter cycles compared to conventional engine

Green Car Congress

FEV performed engine mappings in a dynamometer test cell to evaluate the fuel economy of Pinnacle’s TP90 scooter engine compared to a benchmark engine (N15) from Pinnacle’s Asian OEM partner. This combination of variable compression ratio and our operating mode gets us huge fuel economy wins.

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2014 Sprinter van for US standard with new 2.1L diesel; new driver assistance features

Green Car Congress

This downsizing enables lower fuel consumption, accompanied by low emissions and optimum weight. The 4-cylinder Sprinter features a 7-speed automatic transmission with torque converter—the only 7-speed automatic transmission to feature in a van—is refined for maximum fuel economy.

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Groups join forces on fuel efficient engine

Green Cars News

The development will be carried out in Changan’s petrol engine platform and has the objective of achieving a significant fuel economy benefit using Orbital’s FlexDI technology. It is hoped that with fuel economy improvements, the Euro IV emission levels will be achieved.

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Pinnacle 4-stroke opposed-piston SI engine shows fuel economy improvements of between 30-60% at light loads, 12-30% at medium loads over conventional

Green Car Congress

Pinnacle Engines’ 110cc production-intent prototype packaged for a motorcycle application. The company has recently completed a 110cc production-intent prototype, which it began testing in February. Pinnacle Engines’ 4-stroke opposed-piston engine. Click to enlarge. Click to enlarge.

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How Carmakers Are Responding to the Plug-In Hybrid Opportunity

Tony Karrer Delicious EVdriven

Weve kept the summary table below generally up-to-date for passenger PHEVs, but not for BEVs, motorcycles or larger vehicles like buses and trucks. 2/12/07 GM is aggressively pursuing plug-in hybrids "because of the tremendous potential to significantly increase fuel economy," according to spokesman Brian Corbett.

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