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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. liter four-cylinder engine, also suffered as its fuel economy dipped 22% from 42.5

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Opinion: The Bentley Crash in New York is Scrambling Brains

The Truth About Cars

Lower gears are used to help acceleration while higher gears are set up for cruising and maximizing fuel economy. It’s all about keeping your engine in the right rev range the situation, and having more gears helps do that, which can allow for better performance and fuel economy. We don’t know why Villani owned a Bentley.

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Road Test: 2022 Maserati Levante Trofeo

Clean Fleet Report

Un SUV Da Guida. *A A driver’s SUV. Clean Fleet Report drove the Levante Trofeo with the Ferrari-built twin-turbocharged 3.8-liter Maserati says the top speed is 187 mph, making this luxury SUV a fast grocery-getter. The EPA rates fuel economy to be 13 city/20 highway/16 combined while running on 91 octane.

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Road Test: 2024 Kia EV6 GT

Clean Fleet Report

seconds, the 1/4 mile at 118 mph and, if daring enough, spin the dual electric motors to their maximum of 161 miles per hour. kWh lithium-nickel-cobalt-manganese battery Dual electric motors 576 horsepower and 545 pound-feet of torque 0-60 mph: 3.4 Wondering how this compares to other ‘fast’ cars? Check this out !

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