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INRD, Cummins roll out QSK95 freight locomotive

After two years of development and testing, Indiana Rail Road (INRD) SD90-43MAC no. 1919, the first heavy-haul freight locomotive equipped with a Cummins 16-cylinder, 4,400-hp, Tier 4-compliant QSK95 high-speed diesel power plant, is operating as a “mobile laboratory,” according to INRD Senior Vice President Operations and Business Development Bob Babcock.