Cummins 3.9, 5.9 9343 Fuel Injector, 7mm Tip, 3919343

Bosch type 9343 fuel injector. Fits Turbocharged B Series Engines with Rotary Style Fuel Injection Pump
Brand New, no core deposit required
7mm Tip, 12mm Nut, 155 degree spray angle, 4 spray orifice, .29mm spray orifice size, 245-253 Bar (3190-3307 PSI) Opening Pressure 
Injector For use on Cummins 4B, 4BT, 4T-390, 4BTA 3.9L, 6B, 6BT, 6T-590, 6BTA 5.9L Engines
Fits: Turbocharged Non-Emission engines
Please note: Cummins has updated the old style 9mm tip injectors to 7mm tips. If your cylinder head has the old style 9mm opening, adapters are available to use these new 7mm in the 9mm ports. They are available as Item 3919358, sold separately. 
Cummins OEM Reference # 3919343 assembly, 3919303 nozzle
This injector fits: Cummins engines with CPL #'s: 594, 710, 729, 730, 938, 943, 949, 950, 1209, 1277, 1278, 1279, 1288, 1289, 1509 Case Agricultural Equipment Models: 1896, 8840  Case Industrial Equipment Models: 450C, 455C, 580K, 580L, 580SK, 580SL, 590, 621, 650, 688, 780C, 780D, 850D. 855D, 888, 1085C, 1088, 1150E, 1155E, 9010, W11B
Cross Reference with Part Numbers: JR909476, J909476, A77554, 3904256, 3904197, 3802177, 3919302, 3919343, 3280048RX, 3920528, 3802331, 3802331RX, 3802327, 3802327RX, 3919322, 3802035, 3802035RX, 3909476, 3914710, 0432131880
This item is considered a 7mm injector for the following 9mm injector numbers: 3802035, 3802035RX, 3909476, 3914710
From inline pumps to modern high pressure common rail, fuel systems on diesel engines have evolved a tremendously over the last century. Modern equipment operates at extremely high pressure with very tight tolerances. Our Fuel Injectors are manufactured using the latest, industry leading technology. These components are individually tested and certified to operate OE specifications, which ensures that they will provide trouble-free, long-lasting performance.