Cat 6.6 Engine: Specifications, Configuration, and Service Intervals

Cat 6.6 Engine Specs

The Cat 6.6 engine is a powerful and reliable engine that is widely used in various applications, including construction, agriculture, and industrial equipment. It is known for its durability, performance, and fuel efficiency. Let’s take a closer look at the specifications of this impressive engine.

Engine Configuration

The Cat 6.6 engine is a 6-cylinder, in-line engine with a displacement of 6.6 liters. It is designed to provide optimal power and torque for heavy-duty applications. The engine features a turbocharger and an air-to-air aftercooler, which helps improve its overall performance.

Engine Oil Specs

Using the right engine oil is crucial for maintaining the longevity and performance of the Cat 6.6 engine. Here are the recommended engine oil specifications:

• Oil Type: It is recommended to use high-quality diesel engine oil that meets the Cat ECF-3, API CJ-4, or ACEA E9 specifications.
• Viscosity: The engine oil should have a viscosity grade of SAE 15W-40, which ensures proper lubrication in various operating conditions.
• Oil Capacity: The Cat 6.6 engine has an oil capacity of approximately 19 liters (5 gallons).

Service Intervals

Regular maintenance and servicing are essential for keeping the Cat 6.6 engine in top condition. Here are the recommended service intervals for this engine:

1. Oil Change: The engine oil should be changed every 250 hours of operation or every 6 months, whichever comes first. However, it is always a good practice to follow the manufacturer’s recommendations for your specific application.
2. Oil Filter Replacement: The oil filter should be replaced during every oil change to ensure proper filtration and prevent contaminants from damaging the engine.
3. Air Filter Replacement: The air filter should be inspected regularly and replaced as needed to maintain optimal engine performance. It is recommended to follow the manufacturer’s guidelines for the specific application.
4. Fuel Filter Replacement: The fuel filter should be replaced every 500 hours of operation or as recommended by the manufacturer. This helps prevent fuel contamination and ensures efficient fuel delivery to the engine.
5. Coolant Replacement: The engine coolant should be replaced every 3 years or 3,000 hours of operation, whichever comes first. Regular coolant analysis should also be performed to check for any abnormalities.

Detailed Engine Specifications

To provide a comprehensive overview of the Cat 6.6 engine, here are the detailed specifications:

In conclusion, the Cat 6.6 engine is a reliable and powerful engine that offers excellent performance and fuel efficiency. By following the recommended engine oil specifications and service intervals, you can ensure the longevity and optimal performance of this impressive engine.