That is a decent head for a 350 or 400..Small chamber 72cc's if unmilled. If properly set up, would be a great candidate to choose with some mild port and bowl work. They are high compression heads but can be worked into the pump gas range with some details.
Si Vis Pacem Parabellum
1967 Starlight black PMD Engineering 400 Auto 1968 Alpine Blue 400 4 speed 1968 Verdoro Green 400 HO 4 speed 2013 1LE 2SS/RS Inferno Orange Camaro.