Cat 3404 Engine Specs
The Cat 3404 engine is a powerful and reliable machine that has been widely used in various applications. Whether it’s powering heavy-duty machinery or providing reliable backup power, the Cat 3404 engine is known for its performance and durability. In this article, we will delve into the engine’s specifications, configuration, oil requirements, and service intervals.
Engine Configuration
The Cat 3404 engine is a four-stroke, inline six-cylinder diesel engine. It features a displacement of 7.0 liters (427 cubic inches) and is equipped with a turbocharger for enhanced performance. The engine’s bore and stroke measure 114 mm (4.5 inches) and 127 mm (5.0 inches) respectively. With its robust design and efficient combustion system, the Cat 3404 engine delivers impressive power and torque.
Engine Oil Specs
Proper lubrication is crucial for the longevity and optimal performance of any engine, including the Cat 3404. The engine requires high-quality oil that meets the Caterpillar ECF-1 specification. It is recommended to use a multigrade oil with a viscosity rating of 15W-40. This ensures excellent lubrication in both cold and hot operating conditions. Additionally, the oil should have a minimum API CI-4 rating to provide superior protection against wear, deposits, and oxidation.
Service Intervals
Regular maintenance is essential to keep the Cat 3404 engine running smoothly. Here are the recommended service intervals for various components:
1. Oil Change: The engine oil should be changed every 250 hours of operation or every 6 months, whichever comes first. Regular oil changes help remove contaminants and maintain proper lubrication.
2. Fuel Filter Replacement: The fuel filter should be replaced every 500 hours or every 12 months. This ensures clean fuel delivery to the engine, preventing damage to the fuel system.
3. Air Filter Replacement: The air filter should be inspected every 250 hours and replaced if necessary. A clean air filter prevents dust and debris from entering the engine, improving its efficiency and longevity.
4. Coolant Replacement: The engine coolant should be replaced every 1,000 hours or every 2 years. This helps maintain proper engine temperature and prevents overheating.
5. Valve Adjustment: The valve lash should be checked and adjusted every 1,000 hours. Proper valve clearance ensures optimal engine performance and reduces the risk of valve damage.
Detailed Engine Specifications
To provide a comprehensive overview of the Cat 3404 engine, here are the detailed specifications:
| Engine Model | Cat 3404 |
|---|---|
| Engine Type | Four-stroke, inline six-cylinder |
| Displacement | 7.0 liters (427 cubic inches) |
| Bore | 114 mm (4.5 inches) |
| Stroke | 127 mm (5.0 inches) |
| Turbocharged | Yes |
| Oil Specification | Caterpillar ECF-1 |
| Recommended Oil Viscosity | 15W-40 |
| Minimum API Rating | CI-4 |
In conclusion, the Cat 3404 engine is a reliable and powerful machine that offers impressive performance. With its inline six-cylinder configuration, turbocharging, and robust design, it can handle various applications with ease. By following the recommended service intervals and using the appropriate oil, you can ensure the longevity and optimal performance of your Cat 3404 engine.
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