Economy, Engine, Fuel and Light

PNNL team develops onboard fuel separation technology to enable octane-on-demand for improved fuel economy

Green Car Congress

MAY 22, 2020

Researchers at the US Department of Energy’s Pacific Northwest National Laboratory (PNNL) have developed an onboard separation system that could support increased fuel economy and lower greenhouse gas emissions as part of an octane-on-demand fuel-delivery system. Unfortunately, these engines exacerbate engine knock.

Fuel Economy

Fuel Economy Economy Fuel Gasoline

DOE: in 2018, 27% of new light-duty vehicles in US had fuel economies > 30 mpg

Green Car Congress

MAY 21, 2019

In 2018, 27% of new light-duty vehicles sold in the US had fuel economies of more than 30 miles per gallon (783 l/100 km), according to the US Department of Energy (DOE). By contrast, none of the light-duty vehicles produced in 1975 had fuel economy greater than 30 miles per gallon (mpg). In 1995, 4.4%

Fuel Economy

Fuel Economy 2018 MPG Economy

EPA trends report finds MY 2021 fuel economy remained flat at a record high while CO2 levels hit new low

Green Car Congress

DECEMBER 13, 2022

The US Environmental Protection Agency (EPA) released its annual Automotive Trends Report , which shows that model year (MY) 2021 vehicle fuel economy remained at a record high—but flat with MY 2020 fuel economy—while CO 2 emission levels reached a new record low. Source: EPA. Source: EPA. SOurce: EPA.

Fuel Economy

Fuel Economy EPA Economy Fuel

NHTSA proposes updated CAFE standards for LDVs, fuel-efficiency standards for HD pickups and vans

Green Car Congress

JULY 29, 2023

NHTSA is also setting forth proposed augural standards for MY 2032 passenger cars and light trucks, that would increase at 2% and 4% year over year, respectively, as compared to the prior year’s standards. The proposal would also drive fuel efficiency improvements for heavy-duty pickup trucks and work vans.

Standards

Standards Fuel Fuel Economy Light

Ford, U Mich study finds greater greenhouse gas reductions for pickup truck electrification than for other light-duty vehicles

Green Car Congress

MARCH 5, 2022

Light-duty vehicles, including sedans, SUVs, and pickup trucks, are currently responsible for 58% of US transportation sector emissions. Pickup trucks accounted for 14% of light-duty vehicle sales in the United States in 2020, and the market share of both pickups and SUVs has grown in recent years. Woody et al.

Light

Light Gas Ford Vehicles

NHTSA to propose new fuel economy standards soon; 8% increase per year for MY 2024-2026

Green Car Congress

AUGUST 6, 2021

The US Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) announced that it will soon propose robust new fuel economy standards. NHTSA’s proposal comes as the automobile industry is retooling future models in response to market demand for cleaner, more fuel-efficient vehicles.

Fuel Economy

Fuel Economy Economy Standards Fuel

ORNL researchers use stop-light cameras to reduce fuel consumption of less-efficient vehicles via traffic management

Green Car Congress

FEBRUARY 23, 2020

Approximately 6 billion gallons of fuel are wasted in the US each year as vehicles wait at stop lights or sit in dense traffic with engines idling, according to US Department of Energy estimates. —Tim Gee, principal computer vision engineer at GRIDSMART. —Thomas Karnowski.

Light

Light Fuel Vehicles 2018

Ricardo, Achates Power developing next-gen OP GCI engines for LDVs

Green Car Congress

JULY 12, 2023

Ricardo is working in collaboration with Achates Power to develop the next generation of opposed-piston (OP) gasoline compression ignition (GCI) engines for light duty vehicles in a multi-phased project (BERYL), funded by the US Department of Energy (DOE) Advanced Research Projects Agency-Energy (ARPA-E). Earlier post.) Earlier post.)

Engine

Engine Power Powered Fuel Economy

EPA’s annual automotive trends report shows slight increase in fuel economy from MY2017 to MY2018

Green Car Congress

MARCH 3, 2020

In the US, Model Year (MY) 2018 vehicle fuel economy was 25.1 Since MY 2004, CO 2 emissions have decreased 23%, or 108 g/mi, and fuel economy has increased 30%, or 5.8 Average estimated real-world CO 2 emissions are projected to fall 6 g/mi to 346 g/mi and fuel economy is projected to increase 0.4

Fuel Economy

Fuel Economy Economy 2004 Fuel

Studies highlight effects of different gasoline components on fuel economy, combustion and emissions

Green Car Congress

APRIL 12, 2018

Researchers at Jilin University (China) have investigated the effect of gasoline components on fuel economy, combustion and emissions in a GDI (gasoline-direct-injection) engine. The team subsequently followed up this first study with a second, exploring the effects in a PFI (port-fuel-injection) engine.

Fuel Economy

Fuel Economy Gasoline Economy Emissions

EPA fuel economy report finds weight and power leveling off, footprint stable

Green Car Congress

JANUARY 16, 2018

EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and Fuel Economy Trends. The report found that fuel economy for the US fleet continues to improve. The report found that fuel economy for the US fleet continues to improve.

Fuel Economy

Fuel Economy Economy EPA Fuel

Argonne releases new cradle-to-grave lifecycle analysis of US LDV vehicle-fuel pathways

Green Car Congress

AUGUST 6, 2022

Argonne National Laboratory has published a new cradle-to-grave (C2G) lifecycle analysis (LCA) of US LDV vehicle-fuel pathways. The study provides a comprehensive analysis of the cost and greenhouse gas (GHG) emissions of a variety of vehicle-fuel pathways; the levelized cost of driving (LCD); and the cost of avoided GHG emissions.

Fuel

Fuel Vehicles PHEV Chevron

CARB releases results of multi-year E15 study; multiple air quality benefits with slight reduction in fuel economy

Green Car Congress

JULY 18, 2022

The study was performed by a team from the University of California at Riverside (UCR) Bourns College of Engineering – Center for Environmental Research and Technology (CE-CERT). The study used two fuels—an E10 and E15. The study used two fuels—an E10 and E15. SULEV30, ULEV50, ULEV70, and ULEV125).

Fuel Economy

Fuel Economy Economy Fuel Ozone

Gen 3 Ecodiesel in 2020 Ram 1500 EcoDiesel delivers 480 lb-ft, leading fuel economy

Green Car Congress

JUNE 11, 2019

The 2020 Ram 1500 will become the most powerful half-ton diesel pickup in the US, with 480 lb-ft (651 N·m) of torque, and the most capable light-duty diesel, with towing capability up to 12,560 pounds. liter V-6 EcoDiesel is also expected to lead the segment on fuel economy. The all-new third-generation 3.0-liter

Fuel Economy

Fuel Economy 2020 Economy Fuel

UGA study finds black carbon aerosols from GDI engines will worsen public health, climate; need for GPFs

Green Car Congress

JANUARY 25, 2020

The gasoline direct injection (GDI) engine is one of the most prominent technologies car manufacturers adopted to achieve the fuel economy and carbon dioxide emission goals established in 2012 by the US Environmental Protection Agency. will be equipped with GDI engines by 2025. will be equipped with GDI engines by 2025.

Climate

Climate Carbon Engine Fuel Economy

Cummins ATLAS light-duty diesel surpasses fuel economy targets, with criteria emissions lower than Tier 2/Bin 2

Green Car Congress

MARCH 26, 2015

The Cummins team not only surpassed all fuel-economy targets, but also achieved criteria emissions lower than the stringent Tier 2/Bin 2 levels. The challenge was making those significant advancements while ensuring that the engine we produced would be commercially viable. Test cycle fuel economy (mpg). mpg (12.45

Fuel Economy

Fuel Economy Economy Diesel Light

Volvo Trucks North America demonstrates pilot electric VNR models; Volvo LIGHTS

Green Car Congress

FEBRUARY 12, 2020

The Volvo Low Impact Green Heavy Transport Solutions (LIGHTS) Innovation Showcase, held at Volvo Trucks’ TEC Equipment dealership’s Fontana location, revealed the progress that has been achieved since the announcement of the Volvo LIGHTS project in late 2018. Earlier post.) Volvo Group contributed $36.7

North America

North America Volvo Light America

EU-funded project develops diesel engine for light helicopters

Green Car Congress

APRIL 22, 2014

EU-funded scientists developed a novel 320 kW (429 hp) diesel engine for light helicopters as an alternative to conventional turboshaft engines. The technology demonstrated substantial reductions in fuel consumption and emissions. The engine weight is the crux of the project. —DELILAH final report.

Light

Light Diesel Engine Fuel Economy

Tips: 6 Ways to Increase Your Fuel Economy

Clean Fleet Report

AUGUST 28, 2021

But how can you increase your fuel economy? Surprisingly, the number of items you carry in your vehicle can have a meaningful impact on your fuel economy. While it does cost a bit to have your car checked over by a mechanic, regular maintenance will improve your fuel economy and help you catch problems before they occur.

Fuel Economy

Fuel Economy Economy Fuel Maintenance

ORNL study finds multi-mode RCCI can offer 15%+ fuel economy improvements across multiple light-duty driving cycles

Green Car Congress

JANUARY 5, 2015

Drive cycle fuel economy for PFI, CDC, and multi-mode RCCI operation. Their paper is published in the International Journal of Engine Research. During RCCI-only operation, fuel usage was found to be between 57 and 69% gasoline. Dual-fuel RCCI injection strategy. Credit: Curran et al. Click to enlarge.

Fuel Economy

Fuel Economy Economy Light Fuel

Non-hybrid stop/start systems installed on 35.7% of US light-duty trucks produced in MY2018

Green Car Congress

JUNE 25, 2019

In 2012, less than one percent of all cars and light-duty trucks were produced with a non-hybrid stop/start system. After 2015, the greatest share of start/stop systems was installed on light-duty trucks, rising to 35.7% of all light-duty trucks produced in model year (MY) 2018. Notes: Data for 2018 are preliminary. Source: U.S.

Light

Light Installation Hybrid 2018

Sandia, TUD optical diagnostic helps reduce emissions while improving fuel economy

Green Car Congress

NOVEMBER 3, 2017

Initially, the researchers have focused on the combustion of liquid fuel sprays found in engines, where the extreme pressures and temperatures create an environment that is optically challenging. The soot cloud downstream appears dark mainly due to absorption of light by the soot particles.

Fuel Economy

Fuel Economy Economy Emissions Fuel

Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

Green Car Congress

JUNE 23, 2014

At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 Cost of the new engine relative to gasoline baseline. Earlier post.). l/100 km) for a vehicle of that size.

Fuel Economy

Fuel Economy Economy Gasoline Downsizing

Volkswagen launching refreshed MY 2022 Jetta in US; engine upgrade, IQ.DRIVE

Green Car Congress

AUGUST 23, 2021

Volkswagen launching refreshed MY 2022 Jetta in US; engine upgrade, IQ.DRIVE. liter turbocharged and direct-injection EA211 engine found in the recently-launched Taos compact SUV. The result is a combination of low-speed torque and competitive fuel economy. The refreshed Jetta adopts the 1.5-liter

Engine

Engine Fuel Economy Standards Economy

EPA annual trends report finds new vehicle fuel economy at record 24.1 mpg; new powertrain technologies rapidly gaining share

Green Car Congress

OCTOBER 10, 2014

EPA released the latest edition of its annual report on trends in CO 2 emissions, fuel economy and powertrain technology for new personal vehicles in the US. Fuel economy has now increased in eight of the last nine years; average carbon dioxide emissions are also at a record low of 369 g/mile in model year 2013.

Fuel Economy

Fuel Economy MPG Economy EPA

ORNL researchers quantify the effect of increasing highway speed on fuel economy

Green Car Congress

JANUARY 18, 2013

Huff Fuels, Engines and Emissions Research Center, Oak Ridge National Laboratory. This website, jointly maintained by the US Department of Energy and the US Environmental Protection Agency (EPA), provides information such as official EPA “window label” fuel economy estimates for city, highway, and combined driving for all U.S.-legal

Fuel Economy

Fuel Economy Economy Fuel MPH

Tips: Maximizing Your Hybrid’s Fuel Economy

Clean Fleet Report

FEBRUARY 3, 2022

One of the best ways to do that is by maximizing your fuel economy. Below, you will find some of the best ways to improve the fuel economy of your hybrid right now so you can save even more money with an already economical vehicle. Keep It Light. Stick To 70. Choose wisely. Keep Out of Neutral.

Fuel Economy

Fuel Economy Economy Fuel MPG

New 2019 Toyota Avalon hybrid boosts fuel economy 10% to 44 mpg combined

Green Car Congress

APRIL 23, 2018

Toyota estimates that the 2019 Avalon Hybrid will boost fuel economy by up to 10% over its MY 2018 predecessor, from 40 mpg (5.88 liter four-cylinder Dynamic Force Engine is more fuel efficient, runs cleaner, and is more powerful than previous iterations, and excels at dissipating thermal inefficiencies. The new TNGA 2.5-liter

Fuel Economy

Fuel Economy MPG 2019 Economy

CMU study highlights lower-cost design path to fuel economy compliance: acceleration trade-off

Green Car Congress

SEPTEMBER 7, 2017

A team at Carnegie Mellon University has found that engineering design modifications that compromise other performance attributes—specifically acceleration—offer a pathway to reduce the cost to automakers of compliance with fuel economy standards. —Whitefoot et al.

Fuel Economy

Fuel Economy Economy Design Fuel

ICCT: incremental technology can cut vehicle CO2 by half and increase fuel economy >60% through 2030 with ~5% increase in price

Green Car Congress

MARCH 22, 2017

l/100 km) in 2016, the The ICCT team assessed increased consumer label fuel economy (as opposed to the regulatory test fuel economy) to 35 mpg (6.71 The resulting trajectory would reduce CO 2 emissions by half and increase fuel economy by more than 60% from 2016 through 2030.

Fuel Economy

Fuel Economy Economy Fuel Price

CPT, TU Wien study finds 48V mild diesel hybrid cuts engine-out NOx 9%, 4.5% fuel economy improvement

Green Car Congress

MAY 31, 2017

A joint study by Controlled Power Technologies (CPT) and Austria’s Technische Universität Wien (TU Wien) into 48V diesel mild hybrid technology verified a 9% reduction of NO x in raw engine-out emissions, while retaining the fuel economy and CO 2 benefits of diesel engine technology. —Paul Bloore.

Fuel Economy

Fuel Economy Diesel Economy Engine

Argonne study finds BEVs can have lowest scheduled maintenance costs, but highest cost of driving

Green Car Congress

JUNE 15, 2021

The study considers five different powertrains (internal combustion engine, hybrid-electric, plug-in hybrid-electric, fuel-cell-electric, and battery-electric) and 12 cost components (purchase cost, depreciation, financing, fuel, insurance, maintenance, repair, taxes, registration fees, tolls and parking, payload capacity and labor).

Maintenance

Maintenance Cost Of Chad Plug-in

GM CEO outlines highlights of fuel economy plan through MY2016: lightweighting; more efficient gasoline and clean diesel engines, electrification

Green Car Congress

MARCH 7, 2013

Within his talk about the need for a US energy policy at the IHS CERAWeek 2013 energy conference in Houston, GM Chairman and CEO Dan Akerson outlined some highlights of the company’s fuel economy plan through the 2016 model year. A good rule of thumb is that a 10% reduction in curb weight will reduce fuel consumption by about 6.5%.

Fuel Economy

Fuel Economy Economy GM Gasoline

Gasoline direct injection was the most widely adopted emerging fuel saving technology in 2018: 51%

Green Car Congress

APRIL 16, 2019

Manufacturers have been adopting technologies that improve the efficiency of light-duty vehicles and allow them to achieve greater fuel economy. Turbo charging and stop/start are two other engine technologies that reached a production share of about 30%, while cylinder deactivation (CD) was at 12%.

2018

2018 Gasoline Fuel Gasoline-Electric

DOE: Life cycle GHG emissions for 2020 electric small SUV were half those of a conventional gasoline small SUV

Green Car Congress

OCTOBER 19, 2021

Using current technologies, all evaluated biofuel, battery electric, and hydrogen fuel cell vehicle pathways offer significant C2G GHG emissions reduction compared to the current gasoline internal combustion engine vehicle. When fueled by hydrogen produced from landfill gas, the total dropped to 117 g CO 2 e/mi.

Gasoline-Electric

Gasoline-Electric 2020 SUV Gasoline

Study finds engines emit exhaust nanoparticles even when not fueled during engine braking

Green Car Congress

JANUARY 19, 2014

Exhaust particle size distributions measured by ELPI (color map) and particle concentration measured by CPC (white line) during individual engine braking conditions (speed change from 32 km/h to 0 km/h). The starting point of engine braking is marked by a vertical green line, and the end point is marked by a vertical red line.

Exhaust

Exhaust Engine Fuel Greece

Subaru introduces 5th-gen AWD Outback with up to 10% improvement in fuel economy

Green Car Congress

APRIL 17, 2014

The 2015 all-wheel drive Outback offers the roomiest interior, most capable chassis and highest fuel-efficiency in the model’s 20-year history. Limited also improves fuel economy, with manufacturer-estimated ratings of 20 mpg city/27 mpg highway/22 combined (11.8, l/100 lm, respectively) for the Outback 2.5i In the Outback 3.6R

Fuel Economy

Fuel Economy Economy Fuel 2015

EPA trends report sees record levels of average new vehicle fuel economy and CO2 emissions for MY 2012; role of new gasoline vehicle technologies

Green Car Congress

DECEMBER 13, 2013

EPA projects advanced transmissions (6+ speeds and CVTs), gasoline direct injection (GDI) systems, and turbocharged engines will be installed on at least 15% of all MY 2013 vehicles. The majority of the emissions and fuel savings from current vehicles, EPA noted, is due to new gasoline vehicle technologies. Click to enlarge.

Fuel Economy

Fuel Economy 2012 Economy EPA

Shell/AirFlow Starship hyper-fuel efficient Class 8 truck to make cross-country run

Green Car Congress

APRIL 30, 2018

Shell has partnered with the Airflow Truck Company to collaborate on a hyper-aerodynamic, fuel-efficient Class 8 concept truck: Starship. This next-generation concept truck features a custom, aerodynamic design and aims to demonstrate improvements in fuel economy for Class 8 trucks. of the engine. consumption.

San Diego

San Diego Fuel Jacksonville Fuel Economy

ICCT working paper highlights benefits of current and emerging light-duty diesel technology; “promising pathway for compliance”

Green Car Congress

JULY 11, 2017

The International Council on Clean Transportation (ICCT), one of the organizations at the root of uncovering the Volkswagen diesel emission scandal ( earlier post ), has published a new analysis of developments and trends in advanced diesel engine technology. Background. miles per gallon in model year 2016, and 49.1

Diesel

Diesel Light Fuel Economy 2017

GM: new Sierra 5.3L V-8 EcoTec3 highway fuel economy tops Ford EcoBoost V-6

Green Car Congress

APRIL 1, 2013

EcoTec3 V-8 engine ( earlier post ) equipped with direct injection, cylinder deactivation (AFM) and variable valve timing to achieve EPA estimates of 16 mpg city (14.7 In addition to highway fuel economy estimates that are 2 mpg higher than a 2013 Ford V8 pickup equipped with a 5.0L 2WD Pickup truck fuel economy comparisons.

Sierra

Sierra Fuel Economy Economy F-150

Cummins announces compatibility with select 100% paraffinic diesel fuels for B4.5, B6.7, L9 engines

Green Car Congress

JUNE 1, 2017

and L9 engine platforms are compatible with 100% renewable diesel fuels meeting the EN 15940 specification (paraffinic diesel fuel from synthesis or hydrotreatment). and L9 platforms and all vintages are approved to use paraffinic diesel fuels in North America. Cummins Inc. announced that the B4.5,

Diesel

Diesel Engine Fuel North America

Restyled VW Scirocco makes debut at Geneva; up to 19% better fuel economy

Green Car Congress

FEBRUARY 17, 2014

The restyled Volkswagen Scirocco will debut in Geneva, featuring a new range of engines that offer up to 276 hp yet also promise fuel efficiency improvements of up to 19%. The Scirocco offers a choice of six new turbocharged direct-injection gasoline and diesel engines, all of which meet EU6 emissions standards and return between 57.4

Fuel Economy

Fuel Economy Economy Fuel MPG

Light duty RCCI can deliver engine-out Tier 2 Bin 5 NOx; potential for 52% gross indicated efficiency

Green Car Congress

JUNE 29, 2013

A study by Sage Kokjohn, Senior Engineer in Combustion Research at Cummins Inc., Rolf Reitz of the University of Wisconsin found that reactivity controlled compression ignition (RCCI) ( earlier post ) in a light-duty engine can meet Tier 2 Bin 5 NO x levels without aftertreatment, while offering a 4% improvement in fuel consumption and 7.3%

Light

Light Engine Wisconsin Fuel Economy

PNNL team develops onboard fuel separation technology to enable octane-on-demand for improved fuel economy

DOE: in 2018, 27% of new light-duty vehicles in US had fuel economies > 30 mpg

EPA trends report finds MY 2021 fuel economy remained flat at a record high while CO2 levels hit new low

NHTSA proposes updated CAFE standards for LDVs, fuel-efficiency standards for HD pickups and vans

Ford, U Mich study finds greater greenhouse gas reductions for pickup truck electrification than for other light-duty vehicles

NHTSA to propose new fuel economy standards soon; 8% increase per year for MY 2024-2026

ORNL researchers use stop-light cameras to reduce fuel consumption of less-efficient vehicles via traffic management

Ricardo, Achates Power developing next-gen OP GCI engines for LDVs

EPA’s annual automotive trends report shows slight increase in fuel economy from MY2017 to MY2018

Studies highlight effects of different gasoline components on fuel economy, combustion and emissions

EPA fuel economy report finds weight and power leveling off, footprint stable

Argonne releases new cradle-to-grave lifecycle analysis of US LDV vehicle-fuel pathways

CARB releases results of multi-year E15 study; multiple air quality benefits with slight reduction in fuel economy

Gen 3 Ecodiesel in 2020 Ram 1500 EcoDiesel delivers 480 lb-ft, leading fuel economy

UGA study finds black carbon aerosols from GDI engines will worsen public health, climate; need for GPFs

Cummins ATLAS light-duty diesel surpasses fuel economy targets, with criteria emissions lower than Tier 2/Bin 2

Volvo Trucks North America demonstrates pilot electric VNR models; Volvo LIGHTS

EU-funded project develops diesel engine for light helicopters

Tips: 6 Ways to Increase Your Fuel Economy

ORNL study finds multi-mode RCCI can offer 15%+ fuel economy improvements across multiple light-duty driving cycles

Non-hybrid stop/start systems installed on 35.7% of US light-duty trucks produced in MY2018

Sandia, TUD optical diagnostic helps reduce emissions while improving fuel economy

Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

Volkswagen launching refreshed MY 2022 Jetta in US; engine upgrade, IQ.DRIVE

EPA annual trends report finds new vehicle fuel economy at record 24.1 mpg; new powertrain technologies rapidly gaining share

ORNL researchers quantify the effect of increasing highway speed on fuel economy

Tips: Maximizing Your Hybrid’s Fuel Economy

New 2019 Toyota Avalon hybrid boosts fuel economy 10% to 44 mpg combined

CMU study highlights lower-cost design path to fuel economy compliance: acceleration trade-off

ICCT: incremental technology can cut vehicle CO2 by half and increase fuel economy >60% through 2030 with ~5% increase in price

CPT, TU Wien study finds 48V mild diesel hybrid cuts engine-out NOx 9%, 4.5% fuel economy improvement

Argonne study finds BEVs can have lowest scheduled maintenance costs, but highest cost of driving

GM CEO outlines highlights of fuel economy plan through MY2016: lightweighting; more efficient gasoline and clean diesel engines, electrification

Gasoline direct injection was the most widely adopted emerging fuel saving technology in 2018: 51%

DOE: Life cycle GHG emissions for 2020 electric small SUV were half those of a conventional gasoline small SUV

Study finds engines emit exhaust nanoparticles even when not fueled during engine braking

Subaru introduces 5th-gen AWD Outback with up to 10% improvement in fuel economy

EPA trends report sees record levels of average new vehicle fuel economy and CO2 emissions for MY 2012; role of new gasoline vehicle technologies

Shell/AirFlow Starship hyper-fuel efficient Class 8 truck to make cross-country run

ICCT working paper highlights benefits of current and emerging light-duty diesel technology; “promising pathway for compliance”

GM: new Sierra 5.3L V-8 EcoTec3 highway fuel economy tops Ford EcoBoost V-6

Cummins announces compatibility with select 100% paraffinic diesel fuels for B4.5, B6.7, L9 engines

Restyled VW Scirocco makes debut at Geneva; up to 19% better fuel economy

Light duty RCCI can deliver engine-out Tier 2 Bin 5 NOx; potential for 52% gross indicated efficiency

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