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  1. #1
    Fuel Injected! brian617's Avatar
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    Silly question

    Editing my very first .bin and stumped on this conundrum. Currently im running 17.5psi of fuel pressure to help avoid running to lean with my current engine set up. According to the fuel flow calculator at Witch Hunter that would yield me an injector flow rate of 73.7 vs stock estimate at 12psi of 61. Do I change the injector flow rate on the .bin to match the fuel pressure, even though im using the fuel pressure to avoid lean conditions?

    I want to say yes, but looking for an experts opinion.

    One other thing. Can the celsius be changed to fahrenheit in TunerProRT?

    thanks brian

    BJYL .bin for 427 PCM
    89 K1500 Scottsdale 5.7L 5spd 3:42 RamJet cam Dart iron TBI heads 427 PCM swap
    95 C2500 Cheyenne 6.5L turbo diesel 4L80e 4:10 DB2-4911 Manual pump conversion 0411 PCM trans control 2Bar COS
    05 Outback XT 2.5L turbo gas auto

  2. #2
    RIP EagleMark's Avatar
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    Yes, enter the new injector flow. Then you can properly adjust the fueling VE tables.

    What do you want to change or add as Fahrenheit? If it's a Value in data ADX file it's done in the conversion.
    C = X * 0.750000 + -40.000000
    F = X * 1.350000 + -40.000000

    I usually just add another value so I have both, if it's coolant temp your looking for I'm pretty sure I added it to $0D? If not sorry to who ever did... here you go.
    Attached Files Attached Files

    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
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  3. #3
    Fuel Injected! brian617's Avatar
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    I'm using the XDF, Advanced $OD TP5v.251xdf

    Fahrenheit just makes more sense to me.
    89 K1500 Scottsdale 5.7L 5spd 3:42 RamJet cam Dart iron TBI heads 427 PCM swap
    95 C2500 Cheyenne 6.5L turbo diesel 4L80e 4:10 DB2-4911 Manual pump conversion 0411 PCM trans control 2Bar COS
    05 Outback XT 2.5L turbo gas auto

  4. #4
    RIP EagleMark's Avatar
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    Yeah, well me too! Guess it's the way we were taught as youngsters here in USA. Same thing you have to change the conversion but in XDF it could be a little more difficult as they could change from Parameter to Parameter.

    I've been converting for years and still need a cheat sheet sometimes or use an online converter. Which I would recommend...
    https://www.google.com/search?ie=UTF...fe=off&spell=1

    I've never found a simple program to load on my tuning laptop to do the same thing as google does at top of that page? Probably and app for my phone though...

    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  5. #5
    Fuel Injected! brian617's Avatar
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    I could use a conversion chart I suppose, just figured there was a C-F setting in TP5 that I was over looking.

    Dont think i'll ever know how much a Kg weighs or how far Km is hahahaha.
    89 K1500 Scottsdale 5.7L 5spd 3:42 RamJet cam Dart iron TBI heads 427 PCM swap
    95 C2500 Cheyenne 6.5L turbo diesel 4L80e 4:10 DB2-4911 Manual pump conversion 0411 PCM trans control 2Bar COS
    05 Outback XT 2.5L turbo gas auto

  6. #6
    RIP EagleMark's Avatar
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    There's no such Easy Button in TP, each Parameter has to be set up.

    I agree, but after all these years MAP KPA is now more usable to me the Vacuum inches of mercury?

    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

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