I have a JG head thats been port and polished/valve job with stainless steel valve and valve train i also have a stock head thats been port and polished/ valve job with stainless steel valves and crower dual valve springs and titainium retainers.. lastly I have another stock head thats been port and polished with brand new ferrea valves still in the bags not installed and stock valvetrain...please write me at asm959@aol.com with offers or trades ...just tell me what you have and we might be able to work something out. Please email me for quickest response...thanks.