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multi port

  1. 6872xtc

    Edelbrock Proflo 4

    Well I think that it's time for me to start this thread, as I am past the initial installation and start up. The back story. I had a '72 350 which was running fine with TBI on an Edelbrock performer intake with an adapter and 1" spacer. It had a head crack and leak coolant. The heads were...
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