These heads have 4 nites total and are in perfect condition. These heads are steel with 200 intake runners and 64cc combustion chambers. The valves are 205 and 1-6 with springs that are good to 630 lift. They are roller ready with guide plates and 7/16 studs. Will help with delivery if needed. $550 firm, might do part trade for 23 degree Brodix intake.