1P6400 Diesel Pump Parts Fuel Injection Plunger For 3406 Engine

1P6400 FuelInjection Pump Plunger For 3406 Engine

1P6400 is a high-precision diesel fuel injection plunger & barrel assembly, designed as a key component for CAT mechanical fuel systems. Manufactured with high-grade alloy steel and precision grinding, it offers stable pressure output, excellent wear resistance, and long service life. It undergoes strict dimension, pressure, and leakage testing to ensure consistent performance. This plunger is widely used in Cater-pillar construction machinery, generators, and truck engines, providing reliable fuel delivery, improved combustion efficiency, and reduced downtime. It is a cost-effective replacement for OEM parts, ideal for engine repair, overhaul, and maintenance.

Frequently Asked Questions

1. What is 1P6400 plunger used for?

The 1P6400 plunger is a key component in CAT mechanical diesel fuel injection pumps.

It generates high fuel pressure and controls fuel delivery for Cater-pillar 3306, 3406 engines, widely used in excavators, loaders, generators and heavy-duty trucks.

2. Where to buy genuine 1P6400?

You can buy reliable 1P6400 plunger from professional fuel injection parts manufacturers, our contact number is +86 13922752176.

3. What is the delivery time for 1P6400?

For stock items, delivery time is normally 3–7 working days after payment. For bulk orders, it usually takes 15–25 working days depending on order quantity and production schedule.

Certification & Exhibition

Shipping Information

Delivery Time: 3-5 working days for samples; 5-14 working days for bulk orders

Door-to-Door FedEx service for samples

Air or Sea freight for bulk orders

Flexible shipping methods and freight forwarder options available