engines

Editorial

Editorial: Cleaning the Air While Easing the Rules

The notion that federal regulators could in one proposal move to strengthen clean-air standards while deregulating certain engine-related rules might seem counterintuitive, but it’s precisely what the U.S. Environmental Protection Agency has set out to do.

Transport Topics
November 15, 2018
Government, Business, Technology, Equipment

The Case for Natural Gas Engines

UPS natural gas tractor UPS is an early adopter of trucks powered by natural gas engines. (UPS Inc.)

I’ve speculated in the past that fleets would tire of natural gas engines, partic­ularly as legislators or regulators began taxing the alternative fuel on the same basis as diesel.

Phil Romba | Contributing Writer
September 21, 2018
Business, Equipment

Cummins Takes Over Lead in Heavier Class 8 Engines

Engine on the line at a Cummins factory Luke Sharrett/Bloomberg News

Independent engine maker Cummins Inc. supplied the most diesel engines used in Class 8 trucks in North America in the first half of 2018, as it did a year earlier, although its overall market share dipped, WardsAuto.com reported.

Roger Gilroy | Staff Reporter
August 8, 2018
Business, Equipment

Jasper Engines & Transmissions Acquires Independent Distributor

Jasper Engines & Transmissions acquired Jasper Engines & Transmissions of Greensboro, N.C., an independent distributor.

Transport Topics
January 9, 2018
Business, Equipment

Cummins Net Income, Revenue Surge as Markets Strengthen

Cummins engine production Jonathan S. Reiskin

Independent engine maker Cummins Inc. reported third-quarter net income and revenue surged compared with year-ago results.

Roger Gilroy | Staff Reporter
November 1, 2017
Business, Technology, Equipment, Fuel

Cummins to Offer Option of Electric Engines by 2019

Cummins Inc. will have a fully electrified powertrain system available for commercial customers by 2019 and a range-extended electric truck ready in 2020, and is developing its next-generation heavy-duty diesel engine, the Columbus, Ind.-based company said.

Roger Gilroy | Staff Reporter
June 26, 2017
Business, Equipment

Cummins Retains Top Spot in Class 8 Engine Market

A second-half slowdown in truck sales for Daimler Trucks’ two North American brands carried Cummins Inc. to its leadership in North American Class 8 truck engines for all of 2016, according to figures from WardsAuto.com.

Jonathan S. Reiskin | Associate News Editor
March 20, 2017
Equipment, Business, Fuel

Truck Engines Incorporate Advanced Engineering to Meet Phase 1 Greenhouse-Gas Standards

Volvo Trucks North America

The diesel engines built this year are more efficient as the second step of greenhouse-gas Phase 1 standards takes effect. These power plants also offer improved reliability, advanced engineering, reduced maintenance and performance improvements that fleet managers and truck drivers will notice, industry experts said.

John Baxter | Special to Transport Topics
March 17, 2017
Business, Equipment

Engine Downspeeding Dictates Drive-Axle Design

Justin Ide/Bloomberg News

To slow the speed of the engine at cruise — called downspeeding, in which every 100 rpm slowed equates to 1% fuel savings — axle ratios are getting numerically lower. To wring the most miles from a gallon of fuel, some fleets are increasingly spec’ing direct-drive instead of overdrive transmissions, which is driving the trend to lower numerical final drive ratios.

Steve Sturgess | Contributing Writer
October 24, 2016
Business, Equipment, Logistics, Fuel

Exxon to Introduce New Engine Oils on Website

ExxonMobil said it will introduce the new product line and details of its Mobil Delvac-branded CK-4 and FA-4 commercial vehicle engine oils on its website, mobildelvac.com on Sept. 20.

Transport Topics
August 26, 2016

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