Gasket illustration – not the actual part
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Gasket illustration – not the actual partDiesel Parts Direct logo

Aftermarket parts may appear slightly different, including the packaging.

Cummins504 / 555 / 903Cylinder Heads

Cummins 4912321 Gasket,Cylinder Head For V504 And V555 Diesel Engines

Genuine Cummins Part

OEM #: 4912321SKU: DS4912321

Ships in 1-2 days

$78.85 $89.60

Taxes and Shipping are calculated at checkout

Special Order Item - not eligible for return

SKU DS4912321
OEM Number 4912321
Part Type Cylinder Heads, Gasket Sets
OEM Brand CUMMINS

Aftermarket warranty

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Genuine Cummins parts warranty

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  • Orders are processed the same or next business day
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Call any of our friendly Parts Dept. Specialists with your engine serial number, and we can quickly verify whether this part is the correct part for your engine — no guesswork.

Phone: 888.687.0539

Don't know how to find your engine serial number? Go to our Engine Help Center for assistance.