bought new in 2000 put fpp stainless steel 2.02 and 1.60 valves 7/16 arp studs manley guide plates bronze guides springs are 105lb seat pressure good up to 550 lift comp cam ret 10 deg locks p/c seals little bowl clean up and had machined for felpro wire lock gaskets ports are still untouched never bolted these on i built a clevland instead spent 1300 to do will sell for 750 .00