3970987 | Genuine Cummins® High-Performance Common Rail Fuel Injector

Useful Information

Description: High-Performance Common Rail Fuel Injector
Condition:New
Brand: Cummins®
Part Number: 3970987

Type: Rail Fuel Injector

Suitable for Engine:

6 Cyl, 6.7L Diesel

Vehicle Compatibility:

Dodge Ram: 3500, 4500, 5500

Specifications:

Weight: 1.35 lbs
Dimensions: 9.84 × 2.76 × 2.76 in

Description and Purpose

The Cummins® Common Rail Fuel Injector is a high-precision fuel delivery component designed for 6.7L diesel engines in Dodge Ram 3500, 4500, and 5500 trucks. This fuel injector plays a vital role in ensuring efficient fuel atomization and combustion, leading to optimal engine performance, fuel efficiency, and reduced emissions.

Why Replacement is Important

Over time, fuel injectors can become clogged, worn, or fail due to contaminants, high-pressure operation, or fuel quality issues. A faulty injector can cause engine misfires, power loss, increased fuel consumption, and excessive emissions. Replacing a worn injector restores proper fuel delivery, improving engine response and longevity.

Impact on Vehicle Performance

A properly functioning fuel injector enhances engine power, fuel efficiency, and overall drivability. It ensures consistent fuel spray patterns, reducing knocking, rough idling, and starting issues. For heavy-duty trucks like the Dodge Ram 3500, 4500, and 5500, a high-quality injector supports smooth towing, hauling, and long-distance performance.

Manufacturer Information:

Cummins Inc. is a globally recognized American corporation specializing in the design, manufacturing, and distribution of engines, filtration solutions, and power generation equipment. Beyond production, Cummins also provides comprehensive services for engines and related systems, including fuel management, air handling, emission control, and electrical power solutions for various industries.

With its headquarters in Columbus, Indiana, Cummins operates in approximately 190 countries and territories. The company maintains an extensive distribution network, consisting of more than 600 company-owned and independent distributors, along with around 7,200 dealers worldwide, ensuring reliable support and accessibility for its customers.

Tags Category: Commercial Vehicle, OEM Injector, Common Rail, Fuel Injector, Diesel Injector, High-Pressure Injector, Truck Injector, Automotive Injector, Fuel System, Engine Performance, Diesel Engine, Heavy-Duty Injector, Fuel Efficiency, Turbocharged Engine, Precision Injector

Warranty
Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.