The YNF16921 Fuel Transfer Pump (OEM reference 292-3751) is engineered for the CAT320D excavator equipped with the C6.4 engine. This 17T fuel transfer pump ensures a stable and continuous fuel supply from the tank to the injection system, improving combustion efficiency and overall engine reliability. Built with high-strength materials, it performs consistently even under harsh job-site conditions.

• Direct replacement for 292-3751 fuel transfer pump

• Designed for CAT320D with C6.4 engine

• 17T gear design for efficient fuel delivery

• Stable pressure output ensuring smooth engine operation

• High wear resistance and long service life

• Precision machining ensures reliable sealing and flow consistency

• Easy installation with OEM-compatible fittings

• Maintains optimal fuel supply under heavy load

Used on CAT320D excavators to deliver fuel from the tank to the injection pump, ensuring smooth, efficient engine operation.

We offer part verification, installation assistance, troubleshooting guidance, and long-term after-sales support.

Pump is protected with anti-corrosion coating, foam padding, and packed inside a reinforced export carton to prevent damage during transportation.

1. Is this pump compatible with the CAT320D?
Yes, it fits CAT320D models using the C6.4 engine.

2. What is the tooth count?
This pump features a 17T gear.

3. Does it replace OEM 292-3751?
Yes, it is a direct OEM-equivalent replacement.

4. Is installation complicated?
No, it matches OEM mounting points and fuel line connections.

5. What are the signs of a failing fuel transfer pump?
Hard starting, weak power, fuel starvation, or engine stalling.

6. Can it be used for other CAT models?
Compatibility depends on engine type—contact us to verify.