I've used both OEM and Champion plugs....can't remember the number, but the auto parts store can fix you up. They both work very well. On my second season with OEM plugs. Used Champions for about 2 seasons too.
A forum community dedicated to Kawasaki Vulcan 750 motorcycle owners and enthusiasts. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, reviews, and more! (219 Characters)