Seller notes

Up for sale is a beautiful pair of bare 1969 Aluminum Big Block Chevy cylinder heads. These are GM cast# 3946074 and are dated 5-7-69 & 3-28-69. these are as nice as one could hope to find as they have been completely rebuilt with new stainless 2.19 & 1.88 valves, new valve springs good to .580 lift, new valve lock keepers and seals. I see no type of welds or repairs other than a very few marks is a couple of the combustion chambers. They do have heli-coils in some of the bolt holes which is ver...

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