Montevideo, Minn.-based Integral dx, Inc. recently released a line of customizable Tier 4 switchers “in response to sold ...

Cummins can use its own diesel engines or those of another ... Tier 4 certified or any 2025 Cummins engine that's Tier 4 ...

Metrolink is working to replace 12 of its older diesel locomotives with new “Tier 4” locomotives. “Tier 4 is an EPA category ...

“Diesel engine technicians who service Tier 4 Final equipment require additional training, especially if they’ve only worked on older engines in the past,” says Brad Stemper, solutions ...

The 3,200-hp hybrid unit, numbered 7100, is based on a CN low-horsepower diesel-electric locomotive operating ... Currently, KLW manufactures low- and high-horsepower locomotives that are EPA Tier 4 ...

It includes a modern control system, increased horsepower of up to 60%, powered by a 2.4MWh-700HP battery-diesel engine ... high horsepower locomotives that are EPA Tier 4 Certified and CARB ...