Home/Engine Rebuild & Inframe Kits/ISB631-101 ENGINE OVERHAUL KIT
ENGINE OVERHAUL KIT
Cummins

ISB631-101 ENGINE OVERHAUL KIT

Commercial diesel inframe / overhaul kit. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI IndustriesMay Qualify for Free Freight
$1,465.54$1,605.44 Save $139.90
In stock — confirm dispatch timing 33 available
Fitment details

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PAI Part #ISB631-101
JAK'S Part #JAKS-ISB631-101
Catalog ref111625 4956007
Catalog ref111623 4938620
Catalog ref111088HP 4931041
Catalog ref111209 3901706
Not sure it's the right fit? Call a specialist
(720) 445-6249
Talk to a tech or text a photo of your part tag — we'll confirm fitment before you buy
Included Components

What’s In This Kit

Browse 6 included components with current product details and availability.

Confirm the full kit contents and quantities with us before ordering.

Complete The Rebuild

Suggested Additional Parts

Commonly sold with this product. These parts are sold separately.

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ISB631-101 ENGINE OVERHAUL KIT
BrandPAI Industries
Part CategoryEngine Kits
Sub-TypeEngine Rebuild Kit
Engine MakeCummins

ENGINE OVERHAUL KIT

OEM cross-references:

  • 111625 4956007
  • 111623 4938620
  • 111088HP 4931041
  • 111209 3901706
  • 505164 4955480
  • 505165 4931042
  • 505166 4934282
  • 505167 4932802
  • 1274 G
  • 131854 4955522
  • 131735 2830559
  • 136104 3287561
  • 136057 3902425
  • 136071 3920773
  • EGA-0430 446GC1131
  • 136026 3909410
  • 136158 5259499
  • 136175 4089425
  • 136176 4940231
  • 121193 3946188
  • 131698 3949562
  • 131697 3958165
  • 131736 3974127
  • 136119 4890832
  • 131793 4898301
  • 131794 4934344
  • 131695 3947814
  • 131463 4947667
  • 121349 3947328
  • 131756 4955523
  • 131753 4932210
  • 131791 4899226
  • 131692 3963379
  • 131691 3954324
  • 131693 3947530
  • 131761 3979769
  • 131755 3978072
  • 131725 3955339
  • 131843 5260648
  • 136100 3963991

Warranty: 24 months