Someone needs to start re-casting 340 blocks

Killer6 said
To answer that question, it's done by the mfrs., Chevy C010 blocks are large main 4" bore blocks. For everything from the 302" Z engine to HD blocks in trucks, so yeah, they do.......
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not all of those 010 blocks are 4 bolt mains. they're more likely to be but not for certain.