At Diesel Pro, we only stock parts that we know can stand up to the rigorous demands of heavy-duty engines. That is why we back all of our new parts with a leading one-year warranty. Coupled with our distributor-direct pricing, we are a better option than other Diesel parts suppliers. This Cummins NH855 and NT855 rebuild kit is designed to last, and comes with everything you need to get your engine running like new.

For use in engines with one-piece pistons, with a compression ratio of 14.5:1.

For engines with the following CPL numbers:
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 19, 20, 21, 25, 69, 70, 71, 75, 77, 85, 101, 108, 109, 113, 120, 123, 132, 144, 146, 147, 152, 154, 155, 156, 160, 161, 166, 168, 174, 175, 178, 180, 181, 182, 187, 190, 196, 197, 198, 201, 204, 207, 215, 226, 227, 246, 248, 256, 260, 267, 276, 278, 281, 288, 299, 300, 307, 308, 309, 310, 314, 317, 318, 324, 325, 326, 327, 328, 329, 331, 332, 339, 346, 347, 348, 349, 359, 360, 362, 363, 364, 365, 366, 369, 370, 375, 376, 382, 384, 391, 392, 393, 394, 395, 419, 431, 435, 436, 450, 454, 455, 457, 458, 460, 461, 462, 463, 469, 470, 483, 495, 509, 511, 516, 530, 539, 540, 541, 543, 545, 551, 552, 553, 566, 572, 606, 611, 632, 634, 637, 650, 669, 700, 701, 706, 731, 744, 974, 1181, 1204, 1401, 1409, 1410, 1415, 1416

This premium rebuild kit includes the following:
• Liners
• Pistons
• Piston pins
• Piston pin retainers
• Piston ring sets
• Connecting rod shell sets
• Crankshaft shell sets
• Upper (head) gasket set
• Lower gasket set

See Important Note