9NZ Cat Engine: Specifications, Configuration, and Service Intervals

9NZ Cat Engine Specs

The 9NZ Cat engine is a powerful and reliable engine that is commonly used in heavy-duty applications. It is known for its durability and performance, making it a popular choice among truck owners and operators. Here are the specifications of the 9NZ Cat engine:

Engine Configuration

• Engine Type: Inline 6-Cylinder
• Displacement: 14.6 liters (893 cubic inches)
• Bore and Stroke: 5.4 inches x 6.75 inches
• Compression Ratio: 17.1:1
• Aspiration: Turbocharged and Aftercooled
• Fuel System: Electronic Unit Injection (EUI)

Engine Oil Specs

Choosing the right engine oil for your 9NZ Cat engine is crucial to ensure optimal performance and longevity. Here are the recommended engine oil specifications:

• Oil Type: SAE 15W-40
• Oil Capacity: 40 quarts (37.9 liters)
• Oil Filter: Caterpillar 1R-1807 or equivalent

Service Intervals

Regular maintenance and servicing are essential to keep your 9NZ Cat engine running smoothly. Here are the recommended service intervals:

• Oil Change: Every 15,000 miles (24,000 kilometers) or every 500 hours of operation
• Oil Filter Replacement: Every oil change
• Fuel Filter Replacement: Every 30,000 miles (48,000 kilometers) or every 1,000 hours of operation
• Air Filter Replacement: Every 30,000 miles (48,000 kilometers) or every 1,000 hours of operation
• Coolant Flush and Replacement: Every 100,000 miles (160,000 kilometers) or every 4,000 hours of operation

Detailed Engine Specifications

With its impressive specifications and reliable performance, the 9NZ Cat engine is a top choice for those seeking power and durability in their heavy-duty applications. By following the recommended engine oil specs and service intervals, you can ensure that your engine operates at its best for years to come.