Designed specifically for the Caterpillar C7 and C9 series engines, the 20R-9079 fuel injector features high-precision fuel injection, ensuring efficient combustion and high engine performance. Its reliable structure and excellent sealing ensure stable operation under high load conditions, making it suitable for a variety of construction machinery and industrial applications.
Product Features
- High-Precision Injection: Advanced fuel injection hole design ensures uniform fuel atomization, more complete combustion, and improved engine efficiency.
- Enhanced Power Performance: Stable fuel supply ensures strong engine output under various loads.
- Wear-Resistant and Pressure-Resistant: Key components are made of high-strength alloy materials and can withstand long-term high-pressure and high-temperature environments.
- Smoother Operation: Precise injection control reduces knocking and vibration, resulting in quieter and smoother engine operation.
- Reduced Maintenance Frequency: Reliable sealing and durable construction effectively reduce failure rates and maintenance costs.
- Wide Compatibility: Compatible with a variety of Caterpillar C7/C9 models.
- Easy Installation: Standardized dimensions and connector design facilitate replacement and installation, reducing maintenance time.

Frequently Asked Questions
What products do you specialize in?
We specialize in excavator engine spare parts including cylinder blocks, cylinder heads, crankshafts, complete engine assemblies, pistons, liners, rings, camshafts, connecting rods, oil pumps, water pumps, valves, and all related engine components.
What if I only know the excavator model but not the part numbers?
You can send us photos of your existing parts, nameplate information, or dimensional specifications for reference and identification.
Do you accept sample orders?
Yes, we can supply samples of parts we have in stock. Customers are responsible for sample costs and shipping fees.
Do you test products before shipment?
All products undergo 100% quality testing before delivery to ensure performance and reliability.
What is your policy for defective items?
Our products are thoroughly tested, but if any issues arise, our professional after-sales team will promptly address and resolve them.