CATERPILLAR CAT C6.6 – [OEM BUILD] Engine Assembly

1. Related Arrangement Numbers

269-4467, 310-5473, 318-3694, 324-4061, 294-6837, 316-0373, 469-3206 & more

2. Popularly Used In

• Caterpillar 953D, 963D (Track Loader)
• Caterpillar 924H, 924Hz, 928H, 930H, 938H (Wheel Loader)
• Caterpillar 120M, 12M (Motor Grader)
• Caterpillar 320D, 323D (Hydraulic Excavator - Specific Serial Prefixes)
• Caterpillar CP56, CS56, CP64, CS64, CP74, CS74 (Vibratory Soil Compactor)
• Caterpillar AP600D, AP655D (Asphalt Paver)
• Caterpillar M316D, M318D, M322D (Wheeled Excavator) & many other models

3. Technical Data

The Caterpillar C6.6 is a 6.6-liter (402.8 cu in), inline 6-cylinder industrial diesel engine known for its integration of ACERT™ Technology to meet Tier 3 / Stage IIIA emission standards. It features a bore of 105 mm (4.13 in) and a stroke of 127 mm (5.0 in), utilizing a direct injection common rail fuel system and a turbocharged-aftercooled (TA) aspiration configuration. This versatile power unit typically delivers a power range of 89–205 kW (119–275 hp) with a rated speed between 2200 and 2500 RPM, maintaining a compression ratio of 16.2:1. Designed for durability in harsh off-highway environments, it employs an ADEM™ A4 electronic control unit for precise fuel delivery and air management.

4. Engine Condition

Remanufactured – Caterpillar 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

5. Core Charge Statement

No Core Charge: This engine is sold efficiently with no requirement to return your old unit.

6. 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 biz@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.

7. 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 biz@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.