KOMATSU S6D108-1 – Reman Engine Assembly

Related Arrangement Numbers

S6D108-1, SA6D108-1, S6D108-1B, S6D108-1F, S6D108-1G, 6222-01-1300 & more

Popularly Used In

• Komatsu PC300-3, PC300-5, PC300-6, PC300LC-5 (Excavator)
• Komatsu PC350-6, PC360-3, PC360LC-3, PC380LC-6 (Excavator)
• Komatsu WA380-1, WA380-3, WA380-3H (Wheel Loader)
• Komatsu WA400-1, WA420-1, WA420-3, WA450-1 (Wheel Loader)
• Komatsu GD505A-2, GD605A-2, GD650A-2 (Motor Grader)
• Power Generation DCA-150SSK, EGS160, EGS190 & many other models

Technical Data

The Komatsu S6D108-1 is a reliable inline 6-cylinder, 4-stroke diesel engine, widely recognized for its durability in heavy construction applications. Part of the Komatsu 108 Series, this engine features a displacement of approximately 7.15 Liters (436 cu in) with a bore of 108 mm (4.25 in) and a stroke of 130 mm (5.12 in). It utilizes a direct injection fuel system for efficient combustion and improved transient response. Depending on the specific industrial or construction application, the S6D108-1 (Turbocharged) and SA6D108-1 (Turbocharged Aftercooled) configurations typically deliver a power output ranging from 110 kW to 155 kW (148 hp to 207 hp) at a rated speed of 2,100 – 2,300 RPM. This engine is engineered for high torque capability and long service intervals in demanding operating environments.

Engine Condition

Remanufactured – Komatsu 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.