Home/Cummins B-Series Parts — ISB, 6BT, 4BT & QSB/Cummins LOWER GASKET KIT
Cummins LOWER GASKET KIT

Cummins LOWER GASKET KIT

Commercial diesel gasket set. Match the listed part and engine identifiers before ordering.
2-Year WarrantyQuality Aftermarket
$230.99
In stock — confirm dispatch timing 2 available
Fitment details

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JAK'S Part #JAKS-GAS-90309
Catalog ref121231 3052586
Catalog ref131735 2830559
Catalog ref121232 3052587
Catalog ref136104 3287561
Not sure it's the right fit? Call a specialist
(720) 445-6249
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Cummins LOWER GASKET KIT

LOWER GASKET KIT

Fits:

  • CUMMINS QSB SERIES ENGINE
  • CUMMINS ISB ENGINES

OEM cross-references:

  • 121231 3052586
  • 131735 2830559
  • 121232 3052587
  • 136104 3287561
  • 131708 4895742
  • 136057 3902425
  • 121268 3906696
  • 121258 3906698
  • 136071 3920773
  • 131532 3939258
  • 131698 3949562
  • 121329 3958414
  • 132020 4337596
  • 136102 3963990
  • 131736 3974127
  • 136119 4890832
  • 131757 4896897
  • 131793 4898301
  • 131794 4934344
  • 136026 3909410
  • 136158 5259499
  • 136175 4089425
  • 136176 4940231

Warranty: 24 months