Brand new set of 16  Positive Valve Seals.  These are 11/32" stem X .500" diameter ID. Fitment: aftermarket cylinder heads that use 11/32" valve stems. Will fit these applications

We are the manufacturer and use thousands each year in our own engine and cylinder head shop. Don't buy from a no name importer. Buy from one of the top names in muscle car engines in the world, Butler Performance.


*Install tool not included