Hi Guys, I hope you all good and safe. I'm going to order new spark plug for my 748R however, which Spark plug you are using. What do you think of below. Ducati OEM Spark Plugs Part Number: 670.9.012.1A ; 67090121A

1996 900ss - 37,000kms genuine. Recently started fouling the rear only spark plug. Can get only 50 to 100kms before require cleaning, fuel consumption up 15%. runs well until plug fouls, starts easily. Actions carried out. new ignition leads and coils new plugs Carb bowls removed and cleaned -...