High pressure Common Rail Tube 3977530 for Engine B4.5 ISL9 QSB3.3 QSB6.7

3977530 High Pressure Common Rail Tube for cumm-ins B4.5 ISL9 QSB3.3 QSB6.7 Engine

Search Keywords

3977530, high pressure common rail tube, common rail pipe, cumm-ins B4.5 ISL9 QSB3.3 QSB6.7, diesel engine spare parts

Product Overview

ARKENOU High Pressure Common Rail Tube 3977530 is the core component of the common rail fuel system. It stores and distributes high-pressure diesel evenly to each injector, stabilizes fuel pressure, ensures consistent injection volume, improves engine combustion efficiency, reduces emission and fuel consumption. Suitable for cumm-ins B4.5, ISL9, QSB3.3, QSB6.7 diesel engines widely used in construction machinery and heavy commercial vehicles.

Detailed Specifications

Key Features & Advantages

• High-strength alloy steel material Withstand extreme working pressure, excellent pressure resistance and fatigue resistance.
• Precision machining & strict internal polishing Stable fuel pressure, no pressure fluctuation, good sealing performance.
• Anti-corrosion surface treatment Strong adaptability to harsh working environments, long service life.
• 100% hydraulic pressure tested before shipment No leakage, reliable performance.
• Direct OEM replacement for engine overhaul and repair

Application Scope

• cumm-ins B4.5 / ISL9 / QSB3.3 / QSB6.7 diesel engines
• Widely applied on excavators, loaders, heavy trucks and other construction machinery & commercial vehicles

Our Company Advantage

We are a professional supplier of full range cumm-ins and construction machinery engine spare parts, including common rail tubes, fuel supply tubes, camshaft bushings, piston kits and overhaul kits.

• Ready stock for multiple engine series
• Competitive factory direct price
• Fast shipment for in‑stock goods
• Accept mixed container order for one‑stop spare parts purchasing
• Provide professional technical matching service for your part number inquiry

Packaging & Shipping

1. High pressure common rail tube packed with foam protection
2. Outer reinforced export carton for sea shipment
3. Support sea freight, air freight, express delivery for small trial order
4. Full export documents available: Commercial Invoice, Packing List

Contact Us

If you need high pressure common rail tubes or other construction machinery engine spare parts, please send your part list to us. We will offer you our best quotation immediately.