1. 

   Rob72GS Well-Known Member

   Hello all the great buick people
   Question, are the engine harness the same from the 350 to the 455 in a 1972 GS?

    

   Rob72GS, Apr 26, 2023

   #1
2. 

   LARRY70GS a.k.a. "THE WIZARD" Staff Member

   No, Lectric Ltd builds wiring harnesses differently depending on Engine, Transmission, and A/C or not. Todd sells them,
   
   https://www.stage1restoration.com/product/engine-harness-1972/

    

   LARRY70GS, Apr 27, 2023

   #2

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