Hi there,
I read a thread about the 4.6 block and 4.4 heads on an e39.
As far as I understand it reboring a 4.4 would remove a sleeve coating.
Quote:
Originally Posted by kclow
My 4.6 block has developed 3 cracks behind one of the sleeve. I was advised by the machine shop that it will be risky to resleeve, and advised me to locate another block. However, finding a 4.6 block is tough. Has anyone managed to use a 4.4 block and rebored instead? Will it work? Thanks!
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