Subscribe Today

Articles/News with engines tag

Displaying 21  -  40  of  52
Diesel-to-CNG conversion offered for DT466 engine
November 13, 2012
The EPA has reportedly approved a diesel-to-CNG (compressed natural gas) dedicated package for the diesel International DT466 series engine. NGV Motori USA and Clean Vehicle Solutions LLC partnered to bring the conversion package to the intermediate class vehicle market.
Thomas Built to develop CNG-fueled Type C
October 23, 2012
The school bus manufacturer announces at the NAPT Summit that it will develop a Saf-T-Liner C2 powered by compressed natural gas. Also, Thomas Built’s new propane Type A is now in production, and its propane Type C is expected to be available next year.
Cummins announces 2013 school bus engine lineup
October 23, 2012
The diesel options are the ISB6.7 and ISL9, which feature onboard diagnostics and the Cummins Aftertreatment System, which integrates a diesel particulate filter and selective catalytic reduction. The Cummins Westport ISL G natural gas engine features a passive Three-Way Catalyst aftertreatment system.
New natural gas engine for school buses in the works
October 4, 2012
Cummins Westport has begun development on the ISB6.7 G, a mid-range 6.7-liter natural gas engine. The new engine, expected to be in production by 2015, will be based on the Cummins ISB6.7 diesel engine and will use Cummins Westport's spark-ignited, stoichiometric cooled exhaust gas recirculation technology.
Navistar reveals new engine emission technology
July 6, 2012
The manufacturer will introduce a next-generation clean engine solution to meet the 2010 EPA emissions regulations and to position the company to meet greenhouse gas rules ahead of 2014 and 2017 requirements, officials announce. A Navistar spokesperson tells SBF that the short-term focus for the technology is on big-bore engines.
Blue Bird receives EPA, CARB engine certification
February 21, 2012
The school bus manufacturer’s 2010 through 2012 model Vision and All American units, which are equipped with Cummins’ ISB6.7 engine, are certified by the agencies. Officials say the ability to deliver these ratings can be attributed to Cummins’ total system integration with selective catalytic reduction technology.
EPA, CARB certify Cummins' new school bus ratings
February 7, 2012
Officials say the engine manufacturer will begin production of the new ratings for its ISB6.7 unit this month. The new ratings for the ISB6.7 are certified at 0.20g oxides of nitrogen per brake horsepower (hp) hour without the use of emissions credits, and they include offerings of 220 hp with 520 lb.-ft. of torque and 250 hp with 660 lb.-ft. of torque.
Cummins Westport achieves engine production milestone
July 11, 2011
The company’s plant in North Carolina builds the 10,000th ISL G natural gas engine, which can be used in school buses. Officials say this makes the ISL G the largest single automotive natural gas engine production in Cummins history. Key features of the unit include power ratings from 250 to 320 horsepower and up to 1,000 lb.-ft. of torque.
The Latest in Emission-Control Technology
July 5, 2011

From diesel particulate filters to diesel oxidation catalysts to crankcase filtration systems to a hybrid system, there are numerous products available to the industry. Their emission-reduction capabilities range from 20 to more than 90 percent, and they can be applied to a variety of engines and school buses.

Blue Bird: 2010 emission-compliant bus sales exceed 5,000
January 31, 2011
The manufacturer says that customers are seeing fuel economy savings with its school buses equipped with SCR to meet the EPA standards. An Indiana transportation director gives details on his district’s experience with the technology.
Cummins supports greenhouse gas, fuel efficiency standards
November 16, 2010
Company executive Dr. Stephen J. Charlton testifies at a public hearing about the EPA and NHTSA's proposed Heavy-Duty National Program, which would reduce emissions and increase fuel efficiency for heavy-duty engines and vehicles. Charlton says that Cummins looks forward to working with the agencies to deliver a final rule on the program.
Cummins delivers nearly 37,000 SCR-equipped engines
October 18, 2010
The company's EPA 2010-certified engines are delivering up to 6 percent better fuel economy compared to their 2007 counterparts, customers report. Cummins’ aftertreatment system will be showcased at the Clean Diesel 10 event in Washington, D.C., this week.
Valvoline engine oil provides lubrication protection
October 12, 2010
Benefits of Premium Blue GEO 15W-40 include reduced ash content, valve recession protection and advanced oxidation control. It is recommended for use in compressed natural gas, liquefied natural gas or propane-powered engines.
Cummins hits landmark in 2010 engine production
August 23, 2010
After seven months' production of its EPA 2010 compliant engines, Cummins announces that it has built and shipped more than 20,000 units. The manufacturer’s heavy-duty and mid-range engines use selective catalytic reduction to meet the EPA standards.
Propane engine earns EPA certification
April 6, 2010
CleanFUEL USA’s liquid propane engine built on a General Motors 6.0L chassis is expected to be commercially available by this summer. Collins will display its Type A bus equipped with the engine at a propane convention in Atlanta this week.
Top Shops 2010
March 12, 2010

This year for our annual series, we've profiled five maintenance programs at school district and contractor fleets around the country that have led them to excel on state inspections. They have also helped to reduce the operations' costs and enhance safety.

NAPT Summit Urges Engagement
January 15, 2010

National Association for Pupil Transportation (NAPT) members heard a major theme emerge during the general sessions and seminars at the 2009 Summit: namely, that transportation is a key part of the education system, and the industry must take on and promote that role in order to achieve larger safety and educational goals.

Cummins receives EPA certification for 2010 engines
January 8, 2010
Several of the company’s heavy- and medium-duty engines, including the ISB6.7 and ISC8.3, which are used for school bus applications, meet the agency’s near-zero emissions level requirement. Cummins has utilized selective catalytic reduction technology to meet the EPA’s 2010 standards.
Blue Bird reports favorable fuel economy performance
November 6, 2009
OEM says that third-party testing of its Vision school bus with an ’07 Cummins ISB engine shows it could save over $1,000 per year in fuel costs.
Thomas Built, Detroit Diesel donate engine to community college
October 23, 2008
HIGH POINT, N.C. — Thomas Built Buses and Detroit Diesel Corp. recently contributed a new engine to Sheridan (Wyo.) College's Diesel Program. ...

Premium Member

Get bus sales numbers, transportation statistics, bus specifications, industry survey results, bus loading and unloading fatality statistics and more in the School Bus Fleet Research Center. Become a premium member today!
Log in Button Register Button

Newsletter

Get breaking news, industry updates, product announcements and more.