MSD says run 2 gauge welding cable.
Also per MSD I run a #4 gauge welding cable from each head to the side of the block where I also run the MSD ground wire and from there run a #4 gauge cable to the neg- side of the battery! Solved a Hi-Speed miss for me a few years back.

Last edited by MRMOPAR622; 12/29/12 12:45 PM.

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