509-4849 / 526-2037 fuel pump assembly for Caterpillar 320GC, 330GC, 349FC excavators

The Fuel Pump Assembly 509-4849 / 526-2037 is a precision-engineered OEM replacement component designed for Caterpillar 320GC, 330GC, and 349FC excavators.
It plays a vital role in maintaining consistent fuel delivery and stable injection pressure, ensuring optimal diesel engine performance and long-term reliability in demanding construction environments.

⚙️ High-Efficiency Fuel Delivery

This diesel fuel pump assembly provides uniform fuel flow and pressure regulation, guaranteeing smooth engine operation and efficient combustion.
It helps improve fuel economy, reduces exhaust emissions, and enhances throttle response under heavy working loads.

🔩 Durable OEM Construction

Made with high-strength aluminum housing and precision-machined internals, the pump resists corrosion, heat, and wear.
The robust sealing and high-pressure resistance ensure leak-free and consistent performance, even in extreme field conditions.

🧰 Perfect OEM Fit

The 509-4849 / 526-2037 fuel pump assembly is a direct-fit replacement for the original Caterpillar components, requiring no modification.
It fits perfectly with CAT 320GC, 330GC, and 349FC diesel engines, ensuring precise compatibility and simple installation.

🌍 Applications

• Caterpillar 320GC excavator

• Caterpillar 330GC excavator

• Caterpillar 349FC excavator

• Diesel engine fuel systems for construction and mining machinery

✅ Key Features & Advantages

• OEM-quality fuel pump assembly 509-4849 / 526-2037

• Consistent fuel delivery and stable pressure regulation

• High corrosion resistance and long service life

• Direct replacement for CAT 320GC, 330GC, and 349FC engines

• Ideal for construction, earthmoving, and mining machinery