Complete Fuel Bowl Seal Kit w/ Fluorosilicone Drain Orings 99-03

Part Number:
GZ-7-003

Manufacturer:

$22.98

Complete Fuel Bowl Seal Kit for Ford 7.3L (99-03) - GZ-7-003

11 Viton o-rings and 4 Parker® fuel sleeves. 2 Fluorosilicone o-rings for the 7.3 yellow fuel drain valve core to fix your 7.3L Fuel Leak.

  1. 1 o-ring for the drain valve stem
  2. 2 o-rings for the drain valve to bowl seals
  3. 2 o-rings for the Water-in-Fuel sensor/Fuel Heater
  4. 1 o-ring for the Fuel Pressure Regulator housing
  5. 1 o-ring for the regulator piston bushing
  6. 2 o-rings for the fuel back check piston assembly
  7. 2 o-rings for bowl plugs
  8. 2 - 1/4" sleeves for the fuel lines feeding the cylinder heads
  9. 1 - 5/16" sleeve for the fuel return line
  10. 1 - 3/8" sleeve for the fuel feed line.

Order of 1 is a set of 11 o-rings and 4 sleeves.

NOTE: This kit does not contain the REGULATOR POPPET SEAT. This is a separate kit only available as a FORD kit. The Regulator Rebuild kit can be purchased separately as F81Z9B249BB on our website.
NOTE: If you remove the fuel rail lines from the cylinder heads, this kit contains the fuel sleeves for the filter bowl ends only. It is recommended to also replace the sleeves on the cylinder head end of the fuel rail lines once they have been removed as they will no longer seal properly.  Order part GZ-7-004 to supplement this kit.

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O-ring Identification Chart - Click Here

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  • 5
    O ring a lings

    Posted by Jay T on Nov 12th 2020

    Killer kit. Don’t bother with Dorman o rings. This kit has everything you need!

  • 5
    Fixed 2 leaks I had from drain valve and return line

    Posted by Wes on Nov 9th 2020

    Fixed 2 leaks I had from drain valve and return line

  • 5
    sleeves are a perfect fit!

    Posted by David J. Warrington on Oct 21st 2020

    I ordered two other sets from different suppliers and the sleeves didn't fit. The sleeves that come in this set are a perfect fit!

  • 5
    Fuel bowl o rings

    Posted by Dave h on Sep 11th 2020

    Great product. Kit well documented.

  • 5
    Early 99 7.3 Stroker

    Posted by Mike K on Aug 29th 2020

    Very easy to follow diagram. Bought a brand new fuel bowl and upgraded the o-rings right out of the box. Also installed the FRX as well.

  • 5
    Fuel bowl seal kit

    Posted by Unknown on Aug 10th 2020

    Great

  • 5
    Awesome set

    Posted by Dave on Jul 10th 2020

    Very nicely packaged. Shipping was quick. Great quality materials. Riffraff is my go to when it comes to my ford. They never disappoint.

  • 5
    Outstanding

    Posted by Matt Stowell on Jul 7th 2020

    Great product at a great price. Came with all needed O-Rings to seal the fuel bowl and stop those pesky leaks.

  • 5
    Great product

    Posted by scott on Jun 2nd 2020

    This was on time and very easy to put in.