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               Originally Posted by 
              Kev  
              If you got the money the iridium spark plug will offer longer service intervals, there is no HP gain from the spark plugs.
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         Iridium sparg plugs, only for good burning and if its burning good better fuel performance am I thing wrong ??
        
 I wanted to say when you turn the throttle, good and quick reponse at all rpm range no HP gain 
        
 Just I told what I feel when I ride 
        
 I hope I will tell good 
        
