Home/Cummins B-Series Parts — ISB, 6BT, 4BT & QSB/ISB434-151 Cummins OVERHAUL ENGINE KIT
OVERHAUL ENGINE KIT
Cummins · Models: ISB / QSB

ISB434-151 Cummins OVERHAUL ENGINE KIT

Commercial diesel inframe / overhaul kit. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$865.99$1,744.34 Save $878.35
In stock — confirm dispatch timing
Fitment details

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PAI Part #ISB434-151
JAK'S Part #JAKS-ISB434-151
Catalog ref111633 4376493
Catalog ref111619 5316178
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.

Complete The Rebuild

Suggested Additional Parts

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

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ISB434-151 Cummins OVERHAUL ENGINE KIT
BrandPAI Industries
Part CategoryEngine Kits
Sub-TypeEngine Rebuild Kit
Engine MakeCummins
Engine ModelISB · QSB

OVERHAUL ENGINE KIT

Fits:

  • CUMMINS ISB ENGINES
  • CUMMINS QSB SERIES ENGINE

OEM cross-references:

  • 111633 4376493
  • 111619 5316178
  • 111088HP 4931041
  • 111209 3901706
  • 505160 4955251
  • 171801 3901170
  • 171954 4893693
  • 171806 3802010
  • 171826 3901090
  • 171836 3906230
  • 171831 3901150
  • 132106 4376136
  • 131822 4932209
  • 131820 4899228
  • 131821 4899230
  • 161704 5270205
  • 131448 3931605
  • 136102 3963990
  • 131819 3934638
  • 131725 3955339
  • 161703 5289507
  • 121452 3918952
  • 121231 3052586
  • 136104 3287561
  • 136057 3902425
  • 121258 3906698
  • 131797 3939357
  • 136095 3954829
  • 136103 3963988
  • 136145 3976371
  • 121337 3977393
  • 192108 3955393
  • 321316 1075769
  • EGA-3168 446GC2144
  • 131864 4955357
  • 121361 2830409
  • 131737 3977913
  • 131735 2830559
  • 131736 3974127
  • 050578 3089238

Warranty: 24 months