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I took a look at some heads I've had buried for many years. OK you old timers, What do I have? They are ported paper thin. A real pro job. These suckers must breath well.
Joe Mondello has been porting heads for years. He is one of the best in the business. You have a real pro job workmanship wise. It all depends on what was ordered as to how much was hogged out. Those are pretty good sized valves so I would say they are heavily leaning to full on racing.