Fuel Injector Cummins 3919343 | DLLA155P274, 3280048, 3919322, 0432131835

High-Performance Fuel Delivery for Cummins Engines

The Cummins 3919343 Fuel Injector is a premium-grade mechanical injector designed to deliver precise fuel atomization directly into the combustion chamber. Engineered for heavy-duty diesel applications, this injector ensures optimal fuel-to-air mixing, leading to improved combustion efficiency, reduced emissions, and restored engine horsepower.

Key Features & Benefits

• Precise Fuel Atomization: Features the high-quality DLLA155P274 nozzle tip for a consistent spray pattern and efficient combustion.
• Durable Construction: Built with robust materials to withstand extreme operating pressures and temperatures in demanding environments.
• Engineered to OE Specifications: Ensures a perfect fit and seamless integration with your engine’s fuel system.
• 7mm Tip Design: Modern 7mm tip configuration provides reliable performance (can adapt to older 9mm cylinder head ports using separate adapters).

Applications & Compatibility

This fuel injector is highly versatile and compatible with a wide range of Cummins and Case applications, including:

• Cummins Engines: 4BT 3.9L, 4BTA, 6BT 5.9L, and 6BTA series engines.
• Case Industrial & Construction Equipment: Backhoes, loaders, and crawler tractors including models 580K, 580L, 580SK, 580SL, 590, 1150E, 1155E, and more.
• Case Agricultural Equipment: Tractor and harvester models such as 1896 and 8840.

Technical Specifications

• Part Number: 3919343
• Nozzle Stamping Number: DLLA155P274
• Tip Size: 7mm
• Compatible Fuel System: Mechanical Rotary / Inline Injection Pumps