Close
Search
Make Model Search
Browse Categories

Cummins 4B, 4BT 3.9L Remanufactured Cylinder Head

  • Availability:
  • Part Number: K3920394RV
  • OEM Number: 3920394RV
  • Brand: Agkits
    Brand Info x Close Agkits
This item has a $140 handling charge (added in checkout).

* denotes required field

Refundable Core Charge*
Engine Serial Number
Serial Infox Close

Once your order is placed, we will verify the serial number you provide to ensure every part will work for your application.

*
Injector Tip Diameter*
$1,262.00 (+$150.00)

WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov

PAYPAL CREDIT

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

Expert Advice
Expert tech advice before and after your purchase.

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

Details:

3.9 Liter
7mm or 9mm Injector Hole

Casting ID - 3304570, 3902521
OEM Part Number - 3920394, 3910275

Cylinder Head Repair Process

  • Magnafluxed to detect cracks
  • Cracked Heads are Furnace Welded
  • Under lower limit heads are Thermal Casted
  • 100% Air Decay and Wet Tested
  • All threads are chased
Finish Machining and Assembly
  • New guides and injector tubes installed
  • Decks are Surface Ground
  • Seats are machined and vacuum tested
  • Components are inspected to O.E.M standards
  • New springs, keepers and retainers installed
  • Sealed with rust preventative

© AGKITS a Nivel HD brand 2023. All manufacturer names, numbers, symbols & descriptions are for reference purposes only. It is not implied in any way that the items are a product of the manufacturer referenced. OEM makes are registered trademarks of their respective owners.

;