How do I confirm pilotpart104047 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

Cylinder Head Assy 3920611AS 3966448AS for Cummins Engine 4BT

For Cummins Cylinder Head

Cylinder Head 3920611AS for Cummins Cummins Engine 4BT

OEM / REF: 3920611ASSKU: pilotpart104047

Cylinder Head Assy 3920611AS 3966448AS for Cummins Engine 4BT is a Cylinder Head replacement part indexed for Part Number and Cummins Engine 4BT. Match OEM part number 3920611AS and confirm fitment for Cummins Engine Spare Parts before ordering.

Stock: In stock
Condition: New
Fitment: Cummins Engine Spare Parts
Category: Cylinder Head

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$1,464.16USD/EA

~~$68,099.00~~Save 98%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Nov 7 – Nov 14
10	Nov 5 – Nov 12
50	Nov 3 – Nov 10

Estimates from today; confirm exact lead time before payment.

Quantity

Buy online now or add to your quote list for bulk pricing and fitment confirmation.

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Cylinder Head Description

This Cylinder Head is indexed for Part Number; Cummins Engine 4BT. Compare reference number 3920611AS against the label on your existing Cummins component before ordering.

Additional cross references on file: 3966448AS. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

3920611AS 3966448AS

Applications

Part Number
Cummins Engine 4BT

Specifications

Part Number	3920611AS,3966448AS

Fitment Notes

Brand or application signal: Cummins Engine Spare Parts
Product family: Cylinder Head
System category: Engine Spare Parts > Cylinder Components > Cylinder Head
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.