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  1. Motorcraft AWSF22C spark plugs

    All Ford Techboard
    I searched this forum and found no mention of these plugs that are no longer made. I need an excellent replacement. Size is 14mm. They are OEM for a 1999 PCM 5.8 H.O. (351W with GT-40 heads, 4160 Holley, Prestolite breakerless-distributor). only non-stock ignition item is MSD 6M-2 box. The H.O...
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