Injector Fuel Supply Tube 3944686 for Engine ISB6.7 ISC ISL QSB6.7 QSC8.3 QSL9 Hyundai HL770-7 R360LC-7

3944686 Injector Fuel Supply Tube for cumm-ins ISB6.7 ISC ISL QSB6.7 QSC8.3 QSL9 & Hyundai HL770-7 R360LC-7

Search Keywords

3944686, injector fuel supply tube, fuel injection pipe, cumm-ins ISB6.7 QSB6.7 QSL9 fuel tube, Hyundai HL770-7 R360LC-7 engine parts

Product Overview

ARKENOU Injector Fuel Supply Tube 3944686 is high-pressure fuel delivery pipe compatible with cumm-ins ISB6.7, ISC, ISL, QSB6.7, QSC8.3, QSL9 diesel engines and Hyundai HL770-7 wheel loader, R360LC-7 excavator. It transfers high-pressure fuel from fuel pump to injector, ensures stable fuel supply for precise combustion.

Detailed Specifications

Key Features & Advantages

• ✅ High strength seamless steel tube Resist high fuel pressure, anti-burst and anti-leakage.
• ✅ Precision bent and machined ends Perfect match for original installation position, easy assembly.
• ✅ Anti-corrosion & anti-fatigue treatment Stable performance under engine vibration and temperature fluctuation.
• ✅ Strict pressure testing before delivery Eliminate fuel leakage risk for construction machinery.
• ✅ Direct replacement for overhaul and maintenance Ideal spare part for Hyundai excavator, loader and cumm-ins engine repair.

Application Scope

• cumm-ins ISB6.7 / ISC / ISL / QSB6.7 / QSC8.3 / QSL9 diesel engines
• Hyundai HL770-7 Wheel Loader
• Hyundai R360LC-7 Excavator

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, fuel filter heads, cooling fans, 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 tube packed with protective plastic bag with ARKENOU label
2. Outer 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.