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  1. #1

    Default help with diagram

    new to forum,need ignition wiring diagram for late 80 early 90s 350 tbi any help welcomed.

  2. #2
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    stephan's Avatar
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    I have a wireing diagram for 1988 GM 5.7L TBI. I can't post it here but I can walk you through the wiring runs & color codes if that's what you need.
    1988 Chevy C-3500 2wd (no pic)
    350 c.i. 5.7 L Stock Block, 4 Bolt Mains
    L-31 Vortec Heads, Edelbrock Cam & Intake,
    Holley 650, Flowtech Headers, Magnaflow exh.
    Jet Trans 700R4, B&M Ratchet, 4:10 gears,
    3" susp. lift kit "shadetree"
    No rev limiter, No speed limiter lol


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