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  1. To FASS or not to FASS... | Cummins Diesel Forum

    Dec 19, 2024 · A FASS system ie pump and filters is around $600 to $700 and feed it from the bottom not the top. Fuel pressure should be 16 psi @ the injector pump! 03 QCLB- Built with …

  2. FASS 165gph noisy? | Cummins Diesel Forum

    Jul 26, 2025 · The FASS Titanium Series is a top-tier lift pump with excellent filtration (3-micron rating, water separation, and air/vapor removal), which is great for protecting injectors and …

  3. FASS vs AirDog.....You Decide! - The Truck Stop

    Jun 28, 2009 · A few things to note about the components…. 1 – The FASS comes with 3/8” fuel line and the AirDog comes with 1/2". Both had enough to leave approx 1 – 2’ of fuel line …

  4. Fass fuel system | Cummins Diesel Forum

    Dec 25, 2024 · The FASS comes with very detailed instructions on how to install it. Those instructions are readily available on the FASS website for download. Start doing some …

  5. is a FASS worth it? | Cummins Diesel Forum

    Oct 25, 2008 · The FASS pumps also come with a lifetime warranty, i never understand why that is overlooked when this comes up. But to answer your question yes they are worth it and a …

  6. Installing FASS, have a couple questions | Cummins Diesel Forum

    Aug 30, 2022 · I'm installing a sump fed FASS Titanium lift pump on my '01 3500. I'm also removing all of the unused stock fuel delivery components (i.e. fuel lines, block mounted …

  7. FASS Fuel Systems | Cummins Diesel Forum

    Mar 9, 2021 · The FASS pump provides fuel to the VP44 in place of the stock lift pump. You can plumb the FASS pump to either go through the stock fuel filter, or you can essentially delete …

  8. adding fuel pressure gauge for fass | Cummins Diesel Forum

    Jul 17, 2023 · Looking Into adding a gauge to read my lift pump pressure on my fass I'm thinking of adding a 1/2" T-Fitting with 1/8-27 NPT Port before the cp3 is my best option rather than …

  9. FASS 150 Troubleshooting | Cummins Diesel Forum

    Nov 24, 2024 · Replaced the fuse, FASS started up and off I went. Next time I went to start the truck I listened for the pump, fuse was blown again. Replaced fuse turned key forward, …

  10. FASS - best filters? | Cummins Diesel Forum

    Jul 7, 2021 · I haven’t kept up with the parts since before FASS changed their filters. So now what is considered the best filter & water separator combo for a FASS...