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Thread: Maf to s/d conversion

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  1. #1
    Super Moderator dave w's Avatar
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    Quote Originally Posted by Tunedperformance View Post
    Netress is the same for both ecms just need appropriate $8d tune and a 27c256 chip. You can run an external esc on pin b8 of the 730.
    Awesome to learn the netress is the same.

    Would I be correct that the external ESC uses the 100k knock sensor? Possibly Standard Motor Products KS7?

  2. #2
    Fuel Injected!
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    Dec 2019
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    Thanks everyone, I did get my old 7747 to run engine although not very well. i have read it is possible but would be better off moving to the 7730.
    Forgive me but what is netress?, and to I need to add a resistor to the knock sensor or just connect the esc to B8 on the 7730

  3. #3
    Quote Originally Posted by dave w View Post
    Awesome to learn the netress is the same.

    Would I be correct that the external ESC uses the 100k knock sensor? Possibly Standard Motor Products KS7?
    Yes, that is correct. The 3.9k ohm ks works only with real v8 esc knock boards. The 86-89 netress on the 165 will have a different number on them than the aujp,anjf but the 89 165 netress was the same part number as 90-92 730 ecm. They all work and get the same firing rate and lhm.

  4. #4
    Fuel Injected!
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    Great thanks for the info, I will post the outcome when I get the 7730 installed.

  5. #5
    Super Moderator dave w's Avatar
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    Quote Originally Posted by Tunedperformance View Post
    Yes, that is correct. The 3.9k ohm ks works only with real v8 esc knock boards. The 86-89 netress on the 165 will have a different number on them than the aujp,anjf but the 89 165 netress was the same part number as 90-92 730 ecm. They all work and get the same firing rate and lhm.
    Would I be correct the netress is a network of resistors used limp home fueling?

    Would I be correct cylinder select sets up injector firing sequence?

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