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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.
Read More →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.
Read More →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.
Read More →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.
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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.
Read More →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.
Read More →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.
Read More →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.
Read More →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.
Read More →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.
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