You will notice that there are no Witness Mark's in the Cast Iron. Cast Iron is notch sensitive. You can cut a chisel mark into a Bearing Flange and it will crack there! That is why people like Dan put huge fillets on their crankshaft throws.
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Title: Witness Marks?
Description: You will notice that there are no Witness Mark's in the Cast Iron. Cast Iron is notch sensitive. You can cut a chisel mark into a Bearing Flange and it will crack there! That is why people like Dan put huge fillets on their crankshaft throws.
