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Thread: need some help 4.3 cpi

  1. #1
    Electronic Ignition!
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    need some help 4.3 cpi

    any and all help appreciated. wanting to swap a 4.3 cpi into my 82 el camino. wondering whats all needed. i have the motor complete harness and ecu. don't need any emissions stuff.

  2. #2
    Fuel Injected!
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    For one thing motor mounts will be an issue. I have to ask, why put a V6 into that Camino? The 4.3 CPI is an oddball motor.

  3. #3
    Electronic Ignition!
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    i have both parts of the mounts i can weld the bottom onto the frame. don't want the weight of a v8. should i just get the tbi manifold, harness and ecu instead. i don't need emission stuff and don't need wiring for a lockup convertor

  4. #4
    Fuel Injected! brian617's Avatar
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    Quote Originally Posted by Woods View Post
    For one thing motor mounts will be an issue. I have to ask, why put a V6 into that Camino? The 4.3 CPI is an oddball motor.
    El Camino's originally had 4.3Ls as an engine option, mounts wont be difficult.
    89 K1500 Scottsdale 5.7L 5spd 3:42 RamJet cam Dart iron TBI heads 427 PCM swap
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  5. #5
    Electronic Ignition!
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    got the motor in the car. mounts bolted right up my question is with the wiring. would I have to send the ecu to get a chip?

  6. #6
    RIP EagleMark's Avatar
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    What are the numbers on the ECM/PCM? Or what year make model is engine from? Need this to point you in right direction for wiring diagrams and if you can get a chip or if PCM needs to be flashed.

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

  7. #7
    Fuel Injected!
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    Quote Originally Posted by thumper3 View Post
    got the motor in the car. mounts bolted right up my question is with the wiring. would I have to send the ecu to get a chip?
    None of the CPI engines had VATS to my knowledge, so factory chip should run the engine just fine.

  8. #8
    Electronic Ignition!
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    sorry took so long to get the number been a long day at work. 16156647 is the number i found

  9. #9
    Electronic Ignition!
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    does anyone have the pinout for this ecu. 16156647. thanks

  10. #10
    Fuel Injected!
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    Quote Originally Posted by thumper3 View Post
    does anyone have the pinout for this ecu. 16156647. thanks
    Possibly post #7 of this thread?
    http://www.s10planet.com/forum/showthread.php?t=5484

    HTH

  11. #11
    Electronic Ignition!
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    Quote Originally Posted by Woods View Post
    Possibly post #7 of this thread?
    http://www.s10planet.com/forum/showthread.php?t=5484

    HTH
    thank you. theres a few wires i have question about. A7 variable tuning control C 14 REF voltage and D5 ignition bypass.

  12. #12
    Electronic Ignition!
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    anyone ever done something similar

  13. #13
    Fuel Injected!
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    Assuming this is a 92-95 CPI with the variable geometry intake manifold, and not the 1996+ CSFI)Centralport Sequential Fuel Injection).

    peace
    Hog

  14. #14
    Electronic Ignition!
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    It's the 92

  15. #15
    Carb and Points!
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    CANT FIND .ADX FOR 4.3 CPI

    WHERE DID U GET YOUR .ADX FILE ?

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