Injector Fuel Supply Tube 3944694 for Engine 6C8.3 B5.9 ISB6.7 ISC8.3 QSL9

3944694 Injector Fuel Supply Tube for cumm-ins 6C8.3 B5.9 ISB6.7 ISC8.3 QSL9 Engine

Search Keywords

3944694, injector fuel supply tube, high pressure fuel pipe, cumm-ins 6C8.3 B5.9 ISB6.7 ISC8.3 QSL9, diesel engine spare parts

Product Overview

ARKENOU Injector Fuel Supply Tube 3944694 is a heavy-duty high-pressure fuel line for cumm-ins 6C8.3, B5.9, ISB6.7, ISC8.3 and QSL9 diesel engines. It delivers pressurized diesel fuel from the fuel pump to fuel injectors, ensuring stable and accurate fuel delivery for reliable engine power and combustion performance in construction and industrial machinery.

Detailed Specifications

Key Features & Advantages

• ✅ Premium seamless steel pipe High pressure resistance, durable and burst-proof under heavy working loads.
• ✅ Precision CNC bending & end machining Matches OEM geometry perfectly, easy installation and tight sealing.
• ✅ Stable anti-fatigue performance Resists vibration and thermal cycling to avoid fuel leakage.
• ✅ 100% pressure tested before shipment Strict quality inspection to guarantee sealing reliability.
• ✅ Direct replacement part for engine overhaul & repair

Application Scope

• cumm-ins 6C8.3 / B5.9 / ISB6.7 / ISC8.3 / QSL9 diesel engines
• Widely fitted on excavators, wheel loaders and other cumm-ins-powered construction machinery

Our Company Advantage

We are a professional supplier of full range cumm-ins and construction machinery engine spare parts, including 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. Fuel supply tube packed in branded blue plastic protective bag with ARKENOU label
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 injector fuel supply tubes or other construction machinery engine spare parts, please send your part list to us. We will offer you our best quotation immediately.