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What plugs to use?

Discussion in 'Turbo Tech Questions' started by Backdraft, Jan 17, 2014.

  1. Backdraft

    Joined:
    Jul 15, 2011
    car now has Autolite AP 103 plugs...these are ones that came in the car when I purchased it.

    want to put new plugs in her...302 stk blk, gt40 hds, 12'ish pounds of boost, on 93 octane.

    are these OK to use? what should the be gap?
     
    Backdraft, Jan 17, 2014
    #1

  2. TTF/Ken Staff Member

    Joined:
    Dec 31, 2011
    103 is already a colder plug, stick with it, gapped 32-35.
     
    TTF/Ken, Jan 17, 2014
    #2
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