OEM / REF: 4B3.9SKU: pilotpart999123-8559884140792
4BT 4B 4B3.9 Complete Cylinder Head with Valves 3802339 for Cummins Engine is a Cylinder Head replacement part for Cummins Engine Spare Parts, categorized under Engine Spare Parts > Cylinder Head. Use OEM part number 4B3.9 and confirm machine model, engine model, and serial details before checkout.
This Cylinder Head is indexed for Cummins s: Fit For Cummins Engine:4BT, 4B, 4B3.9. Compare reference number 4B3.9 against the label on your existing Cummins component before ordering.
Additional cross references on file: 3802339. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.
Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.
Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.
Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.
