Equipment Type

Caterpillar

Caterpillar says its midrange diesel engine models – Cat C7.1 ACERT and C9.3 ACERT spanning 175 to 440 horsepower – meet Tier 4 Interim/Stage IIIB emissions standards while producing fuel-consumption improvements of up to 5 percent compared to existing Tier 3 engines.

May 01, 2009

Caterpillar C7.1 ACERT diesel engineCaterpillar claims its midrange diesel engine models – Cat C7.1 ACERT and C9.3 ACERT spanning 175 to 440 horsepower – meet Caterpillar claims its midrange diesel engine models – Cat C7.1 ACERT and C9.3 ACERT spanning 175 to 440 horsepower – meet Tier 4 Interim/Stage IIIB emissions standards while producing fuel-consumption improvements of up to 5 percent compared to existing Tier 3 engines. Cat achieves the required 90-percent reduction in particulate matter and 45-percent reduction of oxides of nitrogen by adding to its ACERT technology series turbochargers (to improve both low- and high-end throttle response), and a suite of NOx reduction technologies to fit various equipment manufacturers’ needs.

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CE-Diesel Engines 100 to 250 hp
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