aluminum head erosion

Hey 49r,
'anti seize' installed on the head bolts also help prevent seizing that you described.
Thanks Hardtimes. I've since only used thread sealant on the threads and haven't thought to put anything on the bolt shanks. Haven't had issues with cast iron heads, but do have a new set of Edelbrocks which I'm thinking carefully about before installing.
 
When I was rebuilding heads I would bead blast the eroded area an fill it with JB weld then mill then flat. worked great.
 
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