CUMMINS QST30 – Reman Engine Assembly

Related Arrangement Numbers

CPL 2127, CPL 2482, CPL 2993, CPL 8056 & more

Popularly Used In

• Komatsu PC3000-6, PC4000-6 (Hydraulic Excavator)
• Komatsu D375A-5, D475A-5 (Crawler Dozer)
• Komatsu HD785-5, HD785-7 (Off-Highway Dump Truck)
• Terex TR100 (Rigid Dump Truck)
• Belaz 7555 Series (Mining Haul Truck)
• Industrial Applications (Power Generation Gensets, Crushers, Compressors) & many other models

Technical Data

The Cummins QST30 is a heavy-duty V12, 4-stroke diesel engine engineered for extreme industrial and mining environments. It features a displacement of 30.5 Liters (1861 cu in) with a bore of 140 mm (5.51 in) and a stroke of 165 mm (6.50 in). Known for its high power density and durability, this engine utilizes advanced electronics (Quantum System) and a high-pressure injection system to ensure optimal fuel efficiency and performance. The QST30 is typically Turbocharged and Aftercooled, delivering a broad power output range from 760 hp to 1500 hp (567 kW to 1119 kW) at rated speeds between 1800 and 2100 RPM. It offers massive torque capabilities, peaking between 3750 lb-ft and 4877 lb-ft (5084 N•m to 6612 N•m), making it ideal for high-load applications.

Engine Condition

Remanufactured – Cummins Make

• Original OEM engine professionally remanufactured
• Fully stripped, inspected, machined, and rebuilt
• All major wear components replaced using genuine brand parts
• Fully tested prior to shipment
• Dyno testing options available upon request
• Cost-effective alternative with restored OEM-level performance

Core Charge Statement

There is no core charge associated with this engine listing. The price listed is outright.

Compatibility & Technical Verification Note

If you are replacing an existing engine assembly or are unsure about compatibility with your current machine or installation, please contact us at engines@motofork.com. One of our technical consultants will review your application and confirm that the engine configuration supplied is an exact match and fully plug-and-play. This technical verification service is provided at no additional cost.

Shipping, Handling & Service Notes

For orders placed with shipping, a pallet offloading fee of USD 120 will apply at the delivery location if a forklift is not available on site. Self-collection from our warehouse is available upon request. Please contact us at engines@motofork.com for coordination.

Any pallet labeling or special shipping instructions must be communicated prior to final packing. Service requests such as warehouse visits, inspections, or special packing arrangements, if requested, are non-refundable.