Adds The Finishing Touch To Your Restoration! Officially Licensed GM Restoration Part 100% Correct For Judging Includes Reproduction Box Correct Green Stripes & AC Delco Logo Replaces GM Part Number 1559493 Sold In A Set Of 8 Classic Chevy knows how important your restoration is right down to the last detail, so we have sourced the correct reproduction AC Delco Fire Ring Spark Plugs. These plugs are correct in every way right down to the green rings and AC Delco logo and are officially licensed by GM. These are sold in a set of 8 and comes boxed just like they did back in the day. Whether you are restoring that classic or looking for a vintage looking item to add to your collection these are for you! NOTE: Check engine and application for this plug as it was used on several GM makes and models. Fits V8.