Injector Fuel Supply Tube 3929463 for Engine 4B3.9 QSB5.9 ISBE

Keywords: 3929463 injector fuel supply tube, 4B3.9 QSB5.9 ISBE high pressure fuel pipe, diesel engine spare parts, excavator construction machinery replacement parts

🔹Product Overview

Injector Fuel Supply Tube Part No.3929463 is an essential high-pressure fuel pipeline assembly for 4B3.9, QSB5.9 and ISBE diesel engines. It transfers high-pressure fuel from fuel injection pump to each fuel injector stably. Adopting seamless steel tube material, it can withstand high fuel pressure without leakage. Widely used for excavators, trucks and construction machinery engine maintenance and overhaul.

🔹Detailed Specifications

🔹Key Features & Advantages

• High strength seamless steel material, excellent high pressure resistance.
• Precision bending and thread machining, perfect fit original installation position.
• Good anti-corrosion and fatigue resistance, long service life.
• Tight connecting structure, prevent fuel leakage under high working pressure.
• Complete tube set, direct assembly for engine repair.

🔹Application Scope

Fit Equipment: Excavators, trucks and construction machinery equipped with 4B3.9, QSB5.9, ISBE diesel engine - Widely used for machinery repair shops, engine rebuilding factories and heavy-duty equipment overhaul services.

🔹Our Company Advantage

We are professional supplier of full-range construction machinery spare parts, supplying engine parts, hydraulic parts, electrical parts, seal kits and complete overhaul kits. - Large ready stock for various machinery spare parts - Factory-direct wholesale competitive price - Mixed-order & one-stop spare-parts procurement supported - Professional part-number matching technical support service

🔹Packaging & Shipping

Shock-proof inner packing + export neutral carton, prevent collision damage during long-distance transportation - Multiple shipping options: sea freight, air freight, international express for small trial orders - Export documents such as Commercial Invoice, Packing List can be provided.

🔹Contact Us

If you need more excavator spare parts or other construction machinery replacement components, please send your parts list to us. We will offer our best quotation for you quickly.