Iron TFS highports o ringed with 2.02/1.60 valves, 62cc chambers,retainers, steel locks, .625 lift springs,crane 1.6 roller rockers..cpmplete and ready to bolt on.these are by far the best cast iron head.if you have any questions please ask 727-565-5678 chad not sure what i want for them just taking offers right now to see what they are worth.dont mind the date the pics were taken 6-3-10