Engine Design – Unmatched performance driven through a perfectly matched turbocharger and a new 24-valve cylinder head that delivers industry-leading power density. Maximize vessel performance and access comprehensive vessel diagnostic information via …

The Tier 3/Stage IIIA QSB6.7 engine is one of the Quantum Series of rail engines from Cummins with innovative technology that delivers more for less. The QSB6.7 has more power, more torque and higher durability – all while achieving lower fuel …

QSB6.7 engines range from 146-310 hp (109-231 kW) for Tier 4 Final. They have the same heat rejection as the Tier 4 Interim engines, so there is minimal, if any, impact on the cooling package. The QSB6.7 is one of the most popular and versatile engines ever built by Cummins.

Engine Design – Robust engine designed for prime power operation and long life. Metric O-ring seals and edge molded gaskets eliminate fluid leaks. Aluminum pistons for exceptional durability.

QSB 6.7 and QSB 6.7 Slimline Heater Supply Connection. Use coolant return elbow behind alternator for return connection.

Engine Design – Robust engine designed for prime power operation and long life. Metric O-ring seals and edge molded gaskets eliminate fluid leaks. Aluminum pistons for exceptional durability.

The Tier 3/Stage IIIA QSB6.7 engine is one of the Quantum Series of rail engines from Cummins with innovative technology that delivers more for less. ing. Using the Cummins PowerMatch tool set, it is possible to custom-tailor the engine torque curves and calibration features to the specific operation of the equip

Engine Cummins® QSB6.7 series, 6 cylinder, in-line 4 stroke, radiator cooled engine Full Authority Electronic Engine Well designed air handling system with Dry type, Replaceable paper element air cleaner with restriction indicator Air to air aftercooler

The Cummins QSB6.7 takes you to a whole new level of power, versatility and emissions control. It offers power ratings from 173 – 260 HP (129 – 194 kW) and achieves CEV Stage IV compliance with no EGR technology along with Cummins Single Module ATS that maintains a compact and simple installation that provides premium performance to every ...

6.2 Fuel consumption data represents performance along a 2.7 fixed pitch propeller curve (for HO, ID, MCD, 3.0 for HD and CON rati. s). Fuel consumption is based on fuel of 35° API gravity at …