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Cummins QSB6.7 Engine
December 9, 2008

The Cummins Tier3/Stage IIIA Cummins QSB6.7 achieves Tier 3/Stage IIIA compliance with in-cylinder technology that maintains a compact and simple installation that provides premium performance to every construction application. The QSB6.7 is based on the highly successful B Series engines with charge air cooling and turbocharging for strong performance and offers power ratings from 130-275 hp (97-205 kW). This engine combines proven full-authority electronic controls with the impressive reliability and durability and long maintenance intervals. The QSB6.7 offers a wide range of standard features. Every QSB has improved cold-start capability and is 5-9 decibels quieter in operation than its predecessor.