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Cummins 6C, 6CT 8.3L 12 Valve Brand New Cylinder Head

  • Availability:
  • OEM Number: K3936151VS
  • Brand: Agkits
    Brand Info x Close Agkits
This item has a $50 handling charge (added in checkout).

Please choose your customizations:

Cylinder Head Type:

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Engine Serial Number*
Price may change upon customization above.

WARNING: Cancer & Reproductive Harm -


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With warehouses across the US, we ship quickly and efficiently.

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Expert tech advice before and after your purchase.

High Quality Parts
Our parts meet and exceed the OEM specifications.


This head is available with 16" or 21" Air Intake Opening. Please select the appropriate head from the drop down menu above.

Heads with 21" Intake Opening:
Casting Numbers 3904688, 3919764, 3920028, 3936154, 3936180, 3936282.
Cummins OEM Part Numbers 3913111, 3802465,  J917768, J968930, 3968930, J913111, J991155, 3973493, J925644

Heads with 16" Intake Opening:
Casting Number 3921247. 
Cummins OEM Part Number 3802432
Please note: This cylinder head casting comes with a drilled hole on the left hand side. Depending on your application, you may need to tap this hole with a 1/2" pipe thread and install a plug (if not used).

Finish Machining and Assembly
  • New valves, guides, springs, keepers and injector tubes installed
  • Decks are Surface Ground
  • Seats are machined and vacuum tested
  • Components are inspected to O.E.M standards
  • Sealed with rust preventative

Cylinder head DCEC 6CT C3973493 C3936180 3802466 C3936153 C3936152 C4938632 C3973403 3968902  3936154 3922691 3922730