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    Iridium Plug Gapping

    I have a 79 cb750 Limited. I'm replacing both ignition coils (one is faulty), the cables, and upgrading to iridium spark plugs. From NGK D8EA to NGK DR8EIX My question is this: Should I gap these plugs, do I need to? I'm in a toss up. The clymer that came with my bike has specifications for...
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