Cummins 4991296 Fuel Injector Assembly - Image 2

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Cummins 4991296 Fuel Injector Assembly

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Fuel Type	Diesel
Engine Series	Cummins B Series (4BT 3.9L, 6BT 5.9L)
Injection System	Mechanical Direct Injection
Body Material	Cast Iron / Steel Alloy
Nozzle Type	Multi-hole
Operating Pressure	High Pressure Mechanical
Unit Weight	0.6 kg
Certification	ISO 9001 / TS16949
Warranty	12 Months
Package Dimensions	20 × 10 × 10 cm

Manufacturer No.

4991296
C4991296
3919339
3802325
3919298
3920074
3902980
3802039
3802175
3914471
4991281
4955575
4945041

OEM Part No.

4991296
3919339
3802325
3919298
3920074
3902980
3802039
3802175
3914471
4991281
4955575
4945041

Engine Part No.

Cummins 6BT 5.9
Cummins 6BTA 5.9
Cummins 4BT 3.9
Cummins 4BTA 3.9
Cummins B5.9

Interchange No.

4991280
4991298
5342363
4991503
3802325RX
3909464
3802039RX

Fitment Vehicles

LSD230H Vibratory Roller
Construction Machinery with Cummins 6BT Engine
Agricultural Equipment with Cummins 6BT Engine
Marine Applications with Cummins 6BT Engine
Trucks with Cummins 6BT Engine

Technical specifications for Cummins fuel injector part number 4991296, designed for B Series 5.9L (6BT) and 3.9L (4BT) diesel engines.

This injector assembly features a mechanical direct injection design with a multi-hole nozzle constructed from high-strength steel alloy and cast iron body. It operates under high injection pressure typical for inline pump systems. The component serves as a direct replacement for OEM numbers 3919339, 3802325, and 3919298. Applications span construction machinery such as the LSD230H vibratory roller, agricultural equipment, marine propulsion, and on-highway trucks equipped with Cummins B Series engines. Manufactured to ISO 9001 and TS16949 quality standards with a standard 12-month warranty.