Champion #N59YD 14mm racing spark plug. Plugs are new in the box, customer traded them in when they switched motor combinations. Plugs have a .750" reach, copper core, 13/16" hex wrench surface and a gasket seat. Perfect for a blown nitro Hemi. Buy the whole case and that is twelve header flame over the roof line passes you can make for a fraction of the cost!!!!
RBS currently has ninety six of these plugs and they are sold each.
Note: This is a used item. This item might have been taken in on a trade. RBS may have inspected this item and deemed re-usable. There is no warranty expressed or implied with this item.