This Spare Parts Manual provides comprehensive information for the Caterpillar C6.6 diesel engine. This inline 6-cylinder engine, with a displacement of 6.6 liters, is known for its robust construction and reliable performance in various demanding applications. Featuring common rail electronic fuel injection, turbocharging and aftercooling, and a liquid-cooled system, the C6.6 is engineered for efficiency and durability. Its power and torque outputs vary depending on the specific application, but it is typically designed to deliver substantial performance for heavy-duty tasks.

The purpose of this manual is to serve as an essential resource for identifying and obtaining the correct spare parts for the Caterpillar C6.6 engine. It details critical specifications such as bore, stroke, compression ratio, and fluid capacities, along with dimensions and weight. While this manual focuses on parts identification, it is crucial to consult specific equipment manuals or Caterpillar recommendations for detailed maintenance procedures, service intervals, and recommended fluid types to ensure optimal engine longevity and operational integrity.