Fuel Injector Lines 3960784 for Cummins 12V 5.9L 6B5.9 6BT Dodge Pickup 91-93
Fuel Injector Lines 3960784 for Cummins 12V 5.9L 6B5.9 6BT Dodge Pickup 91-93
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Fuel Injector Lines 3960784 for Cummins
These fuel injector lines (OEM cross-reference 3960784) deliver precise fuel delivery to the injectors for Cummins 12V 5.9L 6B5.9/6BT engines in Dodge Pickup trucks from 1991 to 1993.
Overview
These fuel injector lines are engineered to replace worn or leaking lines on 1991-1993 Dodge Ram trucks equipped with the Cummins 12V 5.9L diesel. Each fuel injector line is constructed to match OEM specifications for reliable fuel flow and engine performance. This set of fuel injector lines restores proper injection timing and fuel pressure for smooth operation.
Built For Performance
- Precision-formed steel tubing matches OEM bend and curve for exact fit
- Corrosion-resistant coating extends service life in harsh engine bay conditions
- Factory-spec flare fittings ensure leak-free connections to injectors and pump
- Heat-treated ends provide durability against high-pressure fuel pulses
- Direct replacement design eliminates need for modifications or adapters
Fits These Machines
- for Dodge Ram 2500 1991-1993 with Cummins 5.9L 12V
- for Dodge Ram 3500 1991-1993 with Cummins 5.9L 12V
- for Dodge Pickup 1991-1993 with Cummins 6BT 5.9L engine
On-The-Job Use
- Replacement of aged or cracked injector lines during engine rebuild
- Restoration of fuel system integrity after line failure or leakage
- Performance maintenance for high-mileage Cummins 12V engines
- Repair of fuel delivery issues causing hard starting or misfiring
Specs At A Glance
| Part Number(s) | 3960784 |
| Engine | 5.9L 12V Cummins |
Good To Know
Q: Are these fuel injector lines a direct fit for my 1992 Dodge Cummins? A: Yes, they are designed as direct replacements for the original lines on 1991-1993 Dodge Ram trucks with the 12V 5.9L Cummins engine, but always verify your specific engine serial number for compatibility.
Q: Do I need any special tools to install these lines? A: Installation typically requires basic hand tools such as wrenches and a torque wrench to tighten the flare nuts to the correct specification; bleeding the fuel system after installation is recommended.
Slight variation in finish or dimensions may occur between production runs, and confirm compatibility before ordering.
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