04-28-2018, 11:16 PM
the ones I bought from Jegs a couple of years ago did not have the S suffix (special washer). Haven't checked if they are centered or not.
Ok just went out and checked and they look centered to me, or mostly centered since the plug designation is printed below NGK.
Ok just went out and checked and they look centered to me, or mostly centered since the plug designation is printed below NGK.
