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Otherwise you gap EVERY plug and YES no matter even if they say they are pre-gapped.




Amen! My APPs that were supposedly pre-gapped, were all off.

You mentioned you had Ford Racing wires....and you are having a rough idle problem....not making assumptions, but check the wires.

99 SVTC, T-Red, #652/2760-12.8.1998 Mother#@%@!* did I sound abstract? I hope it sounded more confusin than that!