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    Results 1 to 6 of 6
    1. #1
      Join Date
      Jul 2018
      Posts
      434

      Hydramat.. Is it worth the $

      I have the Holley tank kit (Tanks Inc) 19-401 which has the 400 lph fuel pump and says "Internal tank baffling includes a large 4.3 liter internal fuel tray to prevent fuel pump starvation"
      I asked Holley about a Hydramat for this tank and they said the 16-124 ($158.94) 3" X 8" HYDRAMAT®, RECTANGLE CENTER OUTLET would be a good mat for this tank. Would it be worth adding the Hydramat?
      Opinions? Facts? testimonials?
      Thanks



    2. #2
      Join Date
      Nov 2010
      Location
      Ventura County CA
      Posts
      556
      Country Flag: United States
      3" x 8" isn't all that big. I think my Walbro 255 came with a sock about 3" x 6". What comes on the pump?
      Clint - '70 Nova "restomod" cruiser & autocross family car

    3. #3
      Join Date
      Nov 2006
      Location
      Mountain Springs, Texas
      Posts
      4,498
      Country Flag: United States
      Quote Originally Posted by TheBandit View Post
      3" x 8" isn't all that big. I think my Walbro 255 came with a sock about 3" x 6". What comes on the pump?
      A Hydramat is not a sock. Completely different, it is a fuel starvation prevention device.

      Don
      1969 Camaro - LSA 6L90E AME sub/IRS
      1957 Buick Estate Wagon
      1959 El Camino - Ironworks frame
      1956 Cameo - full C5 suspension/drivetrain
      1959 Apache Fleetside

    4. #4
      Join Date
      Nov 2010
      Location
      Ventura County CA
      Posts
      556
      Country Flag: United States
      By "sock" i'm referring to the fuel pump inlet strainer like this one typical on a Walbro pump:

      Name:  vpn-125-546_xl.jpg
Views: 327
Size:  36.3 KB

      Here is a photo of a 3x8 hydramat from Holley's website - similar size and material, maybe not exactly the same, but basically a filter-type porous material

      Name:  16-125_01.jpg
Views: 327
Size:  69.4 KB

      I think either of these will draw fuel from any area they cover as long as they are wet, and therefore act as a fuel starvation prevention device based on the surface tension of the fuel in any given micro-passage. I'd be willing to bet if a pump strainer is wet, you could dip just a corner into fuel and draw fuel just fine.

      Am I wrong? I'm fine with being wrong.
      Clint - '70 Nova "restomod" cruiser & autocross family car

    5. #5
      Join Date
      May 2009
      Posts
      52
      Quote Originally Posted by TheBandit View Post
      By "sock" i'm referring to the fuel pump inlet strainer like this one typical on a Walbro pump:

      Name:  vpn-125-546_xl.jpg
Views: 327
Size:  36.3 KB

      Here is a photo of a 3x8 hydramat from Holley's website - similar size and material, maybe not exactly the same, but basically a filter-type porous material

      Name:  16-125_01.jpg
Views: 327
Size:  69.4 KB

      I think either of these will draw fuel from any area they cover as long as they are wet, and therefore act as a fuel starvation prevention device based on the surface tension of the fuel in any given micro-passage. I'd be willing to bet if a pump strainer is wet, you could dip just a corner into fuel and draw fuel just fine.

      Am I wrong? I'm fine with being wrong.
      The Hyrdamat alone costs more than a 255lph walbro. Infact you could buy 2 walbro 255s for the cost of the cheapest hydramat sold. so no...its not the same as the sock that comes included with your pump.

    6. #6
      Join Date
      Jul 2008
      Posts
      454
      Country Flag: United States
      You don't have anything to worry about. I have a tanks inc tank in my a-body and completely sucked it dry with no problem. Just follow the directions when installing the pump and you'll be fine.
      *Jeff*
      Project Salty - 1964 4 door Malibu, beaten, neglected, red headed foster child
      Cammed LQ4 / T56 Swap Project Thread <-click to read! 😁





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