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  1. TIII Re: Bosch 772 manual fuel pressure regulator replacement

    "The higher the number, the more lean you are running." That makes me feel better. Guess I need more boost, lol. Thanks!
  2. TIII Re: Bosch 772 manual fuel pressure regulator replacement

    Oh, I was thinking that 14 was the safe spot. I guess I have it backwards. The Innovate AF gauge reads constantly. I was watching it as I accelerate so part throttle not WOT.
  3. TIII Re: Bosch 772 manual fuel pressure regulator replacement

    I finally got around to changing the regulator. I set the pressure back to about 44psi without the vacuum line. I also put in a new AFR. The AFR is going down to 11-10 when in a little boost. Do I...
  4. TIII Re: Bosch 772 manual fuel pressure regulator replacement

    Thanks again Todd!

    Ben
  5. TIII Re: Bosch 772 manual fuel pressure regulator replacement

    Here is why I asked the question about the fitting and the o-ring position. http://www.fwdperformance.com/Store/Product.asp?IDCatalog=7&ProductID=859 (Name: Fuel Fittings for Universal Regulator Part...
  6. TIII Re: Bosch 772 manual fuel pressure regulator replacement

    Thanks!
    Ben
  7. TIII Re: Bosch 772 manual fuel pressure regulator replacement

    Measured the fuel pressure last night. 42psi. The AccuFab also showed up but I still need to order some fittings. How thick do these washers need to be? With the 14mm adapter, is the o-ring near the...
  8. TIII Re: Bosch 772 manual fuel pressure regulator replacement

    I don't know the current fuel pressure. I will have to check. Since you guys have verified that the accufab works on a stock rail I will likely do that. Lots of little things to cleanup on this car....
  9. TIII Re: Bosch 772 manual fuel pressure regulator replacement

    Is it possible to put a stock FPR back on the car and let the CPU handle the tune? Or am I already out of the range of a stocker at this point?

    TIII
    -57 trim T3/T4 Turbo from FWDperformance
    -FWD...
  10. TIII Re: Bosch 772 manual fuel pressure regulator replacement

    Sorry All,

    For some reason I did not get the notifications that there were replies here. The application is a 1991 Spirit R/T. The 772 is the only part number I can see on the top side of the...
  11. TIII Bosch 772 manual fuel pressure regulator replacement

    HI all,

    I am looking for a replacement for the Bosch 772 manual fuel pressure regulator. I could go the FWD performance route of a new regulator and fuel rail but I am wondering if there is a...
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