Cummins 3.9, 5.9 9331 Fuel Injector, 7mm Tip, 3919331

Lucas CAV style replacement injector. 
Brand New, no core deposit required
Fits Turbocharged B Series Cummins and Case 4T-390, 6T-590, 3.9 4BT and 6BTA 5.9 Cummins Engines
7mm Injector Tip
Injector For use on Cummins 4B, 4BT, 4T-390, 4BTA 3.9L, 6B, 6BT, 6T-590, 6BTA 5.9L Engines
Fits the following applications: J.I. Case -1085B, 1085C, 1086B, 1088, 1150E, 1150G, 1155E, 450C, 455C, 570XLT, 580K, 580L, 580SK, 580SL, 590, 590L, 621, 621B, 650, 650G, 688, 780C, 780D, 850D, 850G, 855D, 855E, 860, 880D, 888, 9010, 9010B, 9020, 9020B, 9030, 9030B, 90XT, 95XT, W11B Champion - 710, 710A Cummins CPL 0592 Clark Forklift - 666 Hyundai - 180 LC-3 International - 510C Komatsu - PC200-6
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. 
Cross Reference with:
Case Part Numbers: JR919343, J919343, J919322, 3919343, 3280048, 3280048RX, 6760417, 0432131835  These injectors are a 7mm replacement for 9mm injector numbers JR909476, J909476, A77554
Cummins Part Numbers: 3919302, 3919343, J919343, JR919343, 3280048RX, 3920528, 3802331, 3802331RX, 3802327, 3802327RX, 3919322, 3802338, 3802338RX  These injectors are a 7mm replacement for 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.