QSK23 for Rail

Power 860 - 950 hp
641 - 708 kW
Torque 2558 - 2897 lb-ft
3468 - 3928 N•m
Certification EPA Tier 4F

Select an Application


Cummins QSK23 delivers the power and performance of a 12-cylinder engine in a compact, in-line 6-cylinder design. Released specifically for the rail engine market, the QSK23 delivers increased durability and reliability with a lower total life-cycle cost than that of comparable engines.

Every major system and component is designed by Cummins to work as part of an integrated unit, setting unbeatable standards in rail diesel productivity. Ratings range from 860 hp to 950 hp (641-708 kW) in locomotive and track machinery. The QSK23 delivers auxiliary power up to 600 kVA at 50 Hz.

To access our complete brochure library, click here.
Redirecting to

The information you are looking for is on

We are launching that site for you now.

Thank you.