Gotcha...i was thinking you hadnt wrenched before, but if you've been working in a machine shop and welding then you def know what grease and busted knuckles are...and I wasnt grinding on ya just relating my experiences...I'd rather turn a wrench than do welding all day been there done that...both of them is dirtywork...so back to the 440...lol...I got some 516 heads for real cheap if you go that route...these were boiled out ,magged and cleaned up,started some minor porting on one head and never finished[5-6yrs back] and never will so cheap as in u pay the shpg costs you can have them if interested for your build...just a 1 time only you offer so dont everyone start pm'g me wanting me to be a santa...
