1968 Z/28 302 Engine cylinder head, part # 3917291, date code C-12-8, freshly machined, magnafluxed, surfaced, new 2:02 Manley intake valves, 1:60 Manley exhaust valves, new bronze wall guides, perfect circle oil seals, fresh multi-angle valve job, new correct spring pressure 302 Z/28 valve springs, retainers, and valve locks. Best of everything, $500.00 Contact
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