Remove Exhaust Remove Fuel Economy Remove Maintenance Remove Vehicles
article thumbnail

ORNL study quantifies fuel economy costs of common driver practices and vehicle alterations

Green Car Congress

Researchers at Oak Ridge National Laboratory (ORNL) have quantified the fuel economy effects of some common driver practices and vehicle accessories or alterations—including underinflated tires, open windows, and rooftop and hitch-mounted cargo. Using a rooftop cargo box with the SUV decreased fuel economy from 24.9

article thumbnail

Tech: What You Need to Know About Your Exhaust System

Clean Fleet Report

Help Your Fuel Economy & the Environment. If you’re driving down the road and you notice a quiet car in front of you, you should know that the car’s exhaust system is doing its job. A well-maintained exhaust system is essential in making your ride safe and sound. What does a car exhaust do? Exhaust Manifold.

Exhaust 82
article thumbnail

Chevron introduces new category of heavy-duty motor oil for severe duty applications; improved fuel economy

Green Car Congress

The increase in severe duty operations is due to changing driving habits on highway, including shorter haul lengths, the growth in intermodal delivery, and more stop-and-go operations, while off-highway has new energy efficient equipment that helps minimize fuel usage by cycling engines from load to no load.

Chevron 210
article thumbnail

2012 Hyundai Accent first to receive 1.6L GDI Gamma engine; 18% improvement in highway fuel economy to 40 mpg

Green Car Congress

The 2012 Accent is the first vehicle to receive the all-new 1.6-liter fed by multipoint fuel injection (MPI)— and 123 lb-ft (167 N·m) of torque with a 30 mpg city and 40 mpg highway fuel economy rating. The 2012 Accent is slated to hit dealerships this summer. The new Gamma 1.6L The all-aluminum 1.6-liter

article thumbnail

7 Tips to Get Better Gas Mileage in a Truck

Clean Fleet Report

As gas and diesel prices continue to spiral, improved fuel economy in your truck is becoming even more of an imperative than before. This article offers seven strategies that will enable you to improve your trucking fuel economy without negatively impacting performance. per gallon during the third week of the month.

Gas 72
article thumbnail

CMU study finds secondary organic aerosol production from PFI and GDI vehicles has been “substantially” reduced by tightening NMOG standards

Green Car Congress

Secondary organic aerosol (SOA) is a major component of fine particulate matter—which causes adverse health effects—even in urban environments; vehicles may be a dominant source of SOA in urban areas, although there is still an ongoing debate over SOA formation from on-road sources.

Standards 170
article thumbnail

Cummins introduces 5L V8 diesel for North American light- and medium-duty commercial vehicles

Green Car Congress

a new 5-liter V8 diesel engine designed to power pickup-and-delivery vehicles, other light- and medium-duty trucks, school buses and motorhomes. extends Cummins range of on-road diesel engines for North American vehicles. The ceramic glow plugs are designed to last the life of the engine, with no maintenance. Cummins Inc.

Diesel 247